Answer:
b. To bring attention to the unpopular platform of the program
Explanation:
The student protesters sat outside the Democratic National Convention in order to bring attention to the unpopular platform of the program.
Protest can be defined as an action taken to show disagreement, disapproval or objection about a particular situation.
It is a way of expressing one's view or perspective about a situation.
The student protesters hasn't sat outside the Democratic National Convention to voice their ideas for a candidate or allow the media to see what a non-violent protest looked like or try and recruit people in their organization but to bring attention to the unpopular platform of the program