Of the Following Individuals,who Is Most Likely to Benefit from Therapeutic

Of the following individuals,who is most likely to benefit from therapeutic drugs that block receptor sites for dopamine?

A) Amir,who complains about feeling tense and fearful most of the time but doesn't know why
B) Matthew,who feels hopeless and lethargic after losing his job
C) Betsy,who hears imaginary voices telling her she will soon be killed
D) Marcella,who is so obsessed with fear of a heart attack that she frequently counts her heartbeats aloud