Enrique has smoked marijuana for more than 20 years but has never felt an urge to try other drugs. He used to drink alcohol as well, but found that he enjoyed himself better and had fewer negative physical consequences when he did not drink

What argument related to the idea that marijuana users graduate to harder drugs does Enrique's story contradict?
a) The intrinsic argumen
b) The sociocultural argument
c) The sequencing question
d) The gateway hypothesis

A