People in a riot

A. Individual

B. Separate

C. Mob

D. Congregation

Answer: Option C

Solution(By Examveda Team)

One word substitute is Mob.

Individual: single; separate.
Separate: forming or viewed as a unit apart or by itself.
Mob: a large crowd of people, especially one that is disorderly and intent on causing trouble or violence.
Congregation: a group of people assembled for religious worship.