When Mandy grows up she wants to be a police officer. What opinion would John B. Watson hold concerning Mandy's ability to be a police officer?

a) Mandy's IQ will determine whether she becomes a police officer.
b) With proper police training, Mandy will be able to become a police officer.
c) Whether Mandy becomes a police officer will be determined by her genetic endowment.
d) Mandy is unlikely to become a police officer because her great-grandfather was the only person in the family who was a police officer.

b