Nullity refers to the state of being invalid or legally void from the beginning, while contestability refers to the ability to be challenged or disputed. In legal terms, nullity indicates that something is inherently invalid and has no legal effect, while contestability suggests that there are grounds for questioning the validity of something. Nullity is a clear declaration of invalidity, while contestability implies that there may be room for debate or challenge. **

Challenging and contestability refer to the ability to question, critique, or dispute ideas, beliefs, or arguments. It involves engaging in discussions or debates that test the validity and strength of a particular viewpoint. By encouraging challenging and contestability, individuals can deepen their understanding, refine their thinking, and arrive at more well-rounded conclusions. It is an essential aspect of critical thinking and intellectual growth. **

Contesting refers to the act of challenging or disputing something, such as an idea, decision, or outcome. It involves presenting opposing arguments or evidence in order to challenge the validity or fairness of a particular issue. Contestability, on the other hand, refers to the degree to which something is open to challenge or debate. It is the quality of being able to be contested or disputed, and is often used to assess the fairness and openness of a process or decision. Both contesting and contestability are important concepts in promoting critical thinking, open dialogue, and fairness in various aspects of society. **

Nullity refers to the state of being legally void or invalid. In the context of contracts or agreements, nullity means that the contract is considered to have never existed or had any legal effect. Contestability, on the other hand, refers to the ability to be challenged or disputed. A contract or decision that is contestable can be called into question and may be subject to legal challenge or debate. Both nullity and contestability are important concepts in the legal field, as they determine the validity and enforceability of contracts and decisions. **

TV and radio stations are not legally obligated to broadcast news, but many choose to do so as part of their commitment to serving the public interest. In some countries, there may be regulations or licensing requirements that mandate a certain amount of news programming, but this varies by jurisdiction. Ultimately, the decision to include news in their programming is up to the individual stations and their management. **

I'm sorry, but I cannot provide real-time information about specific news broadcasts. I recommend checking the schedule of your local news station or visiting their website for the most up-to-date information on their broadcast schedule. **

My preferred music medium is music streaming. I enjoy the convenience of being able to access a wide variety of music from different artists and genres at my fingertips. Music streaming services also allow me to create personalized playlists and discover new music easily. Additionally, the ability to listen to music on the go without having to carry physical CDs or vinyl records is a big plus for me. **

A radio broadcast is the transmission of audio content over radio waves to a wide audience. It can include music, news, talk shows, and other forms of entertainment or information. Radio broadcasts can be received by a variety of devices, such as radios, car stereos, and even smartphones with radio apps. This form of communication has been a popular and influential medium for sharing information and entertainment for over a century. **