The Reinforcing Effects of THC Are Dependent on _______, and Involve

The reinforcing effects of THC are dependent on _______, and involve _______.

A) CB₂ receptors; decreased dopamine release in the nucleus accumbens
B) $\mu$ -opioid receptors; decreased endocannabinoid release in the nucleus accumbens
C) CB₁ receptors; increased dopamine release in the nucleus accumbens
D) $\kappa$ -opioid receptors; increased glutamate release in the prefrontal cortex