Children who are older than eight years of age, compared to children who are younger, know that ________ are important when making moral judgments about the behavior of others

Research into the universality of facial expressions has revealed which of the following phenomena?

a. Babies can learn to express happiness with a frown if their parents consistently model such expressions. b. Higher animals, including chimpanzees and orangutans, use the same facial muscles in the same proportions as human beings when expressing fear, anger, happiness, or surprise. c. Blind children who have never seen a facial expression will express emotions with the same expressions as sighted people. d. In cultures where the expression of emotions is considered inappropriate, facial expressions differ significantly from cultures where emotions are more freely expressed.

Avante is high on a hallucinogen that blocks a subtype of glutamate receptor in the brain. He is displaying aggressive behavior, agitation, disorientation, and a lack of pain response (analgesia). What drug is he using?

a) PC b) Ketamine c) Amanita muscaria d) Salvia divinorum