Larry Has Been Using Heroin for Several Years

Multiple Choice

Larry has been using heroin for several years. Normally he injects the drug in his basement, but one night on a vacation he injects the drug in his hotel room. Despite the fact that he uses the same heroin and dose that he normally does, Larry overdoses and dies. What phenomenon is likely responsible?

A) spontaneous recovery
B) preparedness
C) negative punishment
D) conditioned drug tolerance