Hank began snorting cocaine about three years ago.He said the first high was the most astounding, exciting, mind-blowing experience he'd ever had.However, he has never been able to recapture that initial euphoria, and now he needs more and more of cocaine to get anywhere near his first experience.Hank has most likely:

A) developed a tolerance to cocaine.
B) transferred his dependence to some other substance.
C) developed symptoms of withdrawal.
D) used cocaine that is of inferior quality.