Available choices: (A). No. (B). Yes.
Q: Question: how was marijuana discovered? Would "Pharmacologically, the principal psychoactive constituent of cannabis is tetrahydrocannabinol (THC); it is one of 483 known compounds in the plant, including at least 84 other cannabinoids , such as cannabidiol (CBD), cannabinol (CBN), tetrahydrocannabivarin (THCV)." be a reasonable answer?
A:
(A).