Final answer:
Radio talk-show hosts take care to hide their political biases and maintain credibility. They do observe some journalistic conventions. The audience of radio talk-show hosts can vary in terms of political affiliations.
Step-by-step explanation:
Among the observations made about radio talk-show hosts, it is true that they take considerable care to hide their political biases. Talk-show hosts often have their own political leanings, but they try to maintain a sense of impartiality and objectivity while presenting their views. This is important for their credibility and for attracting a wider audience.
However, it is not true that radio talk-show hosts do not observe any journalistic conventions. While they may not follow all the same conventions as traditional journalists, talk-show hosts still adhere to certain ethical principles, such as avoiding defamation, providing factual information, and conducting fair interviews.
The statement that they are mostly listened to by moderate audiences may not be universally true. Different talk-show hosts have different types of audiences with varying political affiliations. Some hosts may have a larger audience of moderates, while others may attract more listeners who share their specific political beliefs.
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