The correct answers are B. Those involved with gangs are more likely to be cut off from their families. D. Being involved with a gang increases the likelihood of dropping out of school. E. Once a person becomes involved with a gang, gang members replace his or her previous circle of friends.
Step-by-step explanation:
In the text, the author explains gangs have a strong influence on its members by encouraging them to participate in illegal or negative activities such as violence, drug abuse, and crimes. Besides this, gangs become “a powerful social network”, this means gangs stop individuals from interacting with friends, family, etc. and prevents individuals from pursuing regular goals such as graduating, getting a job, etc, or "constrain the behavior” of members. In this context, members of gans are likely to stop interacting with families and friends (Option B and E) and are likely to drop out of school (Option D).