The march began among women in the marketplaces of Paris who, on the morning of 5 October 1789, were near rioting over the high price and scarcity of bread. ... The next day, the crowd compelled the king, his family, and most of the French Assembly to return with them to Paris.
The correct answer is law enforcement. It is because based
on the scenario, the bombing occurred because there was lack of security and
the law enforcement wasn’t too tight that made a lot of people killed and
injured as the bombing occurred. By that, it is best to demonstrate its
importance and its usefulness in this situation.
The principle is called Popular Sovereignty. Popular since it comes from the populous (people), and sovereignty meaning the right to rule.
I would say democracy for this time of the period.