There Are Multiple Reports of Drug Overdoses Where an Individual

Multiple Choice

There are multiple reports of drug overdoses where an individual administers a normal dose of a drug but in a novel place. As a result of the novel situation, the user's tolerance is reduced. According to the compensatory-response model, which of the following factors is missing from the conditioning scenario?

A) CS
B) CR
C) US
D) Both a and b are correct.