Answer:
A, B, and C
Step-by-step explanation:
A. Gangs typically (but don't always) have a designated leader.
B. Often, gangs have a certain territory that they claim.
C. Gang members usually interact with each other freely, but don't usually do so with opposing gangs.
D. Gangs do NOT eat certain types of food or restrict certain food unless they are religiously affiliated (like an Islamic gang, Jewish gang, etc.). Gang members will eat how they choose to eat unless the entire gang is religious with the accommodating restrictions.
I hope I helped! :)