How Are Kappa-Opioid Agonists Associated with Normally Pleasurable Rewards

Multiple Choice

How are kappa-opioid agonists associated with normally pleasurable rewards?

A) These agonists can enhance the pleasure felt when experiencing other rewarding stimuli
B) These agonists deaden the senses and cause rewarding stimuli to feel less rewarding
C) These agonists have dysphoric effects and make normally rewarding stimuli feel unrewarding
D) These agonists block receptors that cause normally pleasurable stimuli to feel unrewarding