1- The first national event covered by a radio station was the Presidential Convention in NYC'S Madison Square Garden in 1924.
2- The third step of a scientific poll is to ask well-written questions. Prior to this you choose the population to aim and select a sample (random or quota)
3- The most likely to influence public opinion in this case would be the residence since its simply a local park and does not hold a greater level of relevance to mass media (unless viral or with sentimal value)
4- The answer is peer group. When younger our peer group is limited due to the fact that we do not wander outside the pre-established group of people with whom you spend time, however once older we tend to become more independent and start spending time with bigger groups of people.
5- In order to have your beliefs considered public opinion we must first express our views otherwise they will not be known by others.
6- A sound bite is a short clip of speech or music therefore the answer is a brief clip of a candidate expressing his or her views.
7-Within this timeframe, technology took over therefore more people used the internet and fewer people watched network news.
8- Public opinion cannot be measured with a scientific polls as opinions cannot be predicted. Also scientific polls most of the time shows error in statistics
9- Polls are the most common and accurate way of measuring public opinion as they can hardly be altered and the chosen population is typically a true representation of society as a whole.
10- The answer is that although most media content deals with entertainment it still is a viable source of influence.
11- Weblogs actually changed worldwide political communications as they became a diary of information for the public to be educated on current political situations and reports.
12- The answer is mandate. It means an authority given to a constituency to represent someone or a group
13- some voters do not understand the candidates' views therefore the election results simply shows the candidate that was more popular or that a certain area was biased towards.
14- After the Great Depression people expected the government to become involved in the economy in order to achieve a greater level of economy protection.
15- Gender. People will always be influenced in subjects that affect them directly. In this case, women are the most concerned with equal pay as it affects them on a personal level.
Hope this helps! Please rate brainliest, I'd really appreciate it :)