Lexington and Concord, Massachusetts on 19 April 1775
I believe the answer is: b. interviewing people who are in the news.
By interviewing people who are in the news, Political candidates could have a platform to give further explanation regarding their past actions or plan in the future. This will keep the audience informed regarding what's going on in the government and help them to make their decision in the next election.
The correct answer is C) It limits the government's power through listing its responsibilities and including a bill of rights.
The branches don't answer to the president while it is indeed final authority so it's not A or B. Major legislative policy changes don't always get passed with majority rule do to things such as vetoes or similar.