Answer:
To answer your question it's all of them!
Explanation:
Yes, each candidate should be asked questions by voters and the American people so that the people get to know them better and to let the people know there ideas. It also may give a clearer understanding of who the person is. It also is a chance for the candidates to voice their opinions on issues. Also it is to convince voters they should vote for them.
All i know is you must write a thesis its the main point of an outline make sure you don't go off topic on your article make it with advanced language...but thats all i shall provide