Doug Is a Long-Term Cocaine User

Multiple Choice

Doug is a long-term cocaine user. In addition to the rewarding properties of cocaine, what else is likely prompting Doug to continue using cocaine?

A) the severe withdrawal reactions following a lack of cocaine in his body
B) the social pressures to continue drug use
C) changes to the glutamatergic connections to his nucleus accumbens
D) the extra dopamine receptors he has developed in his hippocampus