Which of these statements about THC and endocannabinoids is empirically supported?
A) THC and endocannabinoids are quickly metabolized,and they are eliminated from the body within 24 hours.
B) Tolerance requires the user to take in higher amounts of THC in order to attain the same effects.
C) THC and endocannabinoids are involved in appetite and mood regulation as well as in pain perception.
D) Eating THC-rich foodstuffs is the fastest method to get THC into the bloodstream.