Hannibal Began Snorting Cocaine About a Year Ago

Hannibal began snorting cocaine about a year ago. He said the first high was the most astounding, exciting, mind-blowing experience he has ever had. Although he gets high every weekend, he has never been able to recapture that initial euphoria and now he needs more and more of the drug to get anywhere close to his first experience. Which of the following statements is true of Hannibal?

A) He has developed a tolerance to cocaine
B) He has become physiologically dependent on cocaine
C) He is addicted to cocaine
D) He has become psychologically dependent on cocaine