After inhaling a secret substance, John displays more empathy and is more trusting of others. It is likely that the secret substance contained

a. arsenic.
b. oxytocin.
c. endorphins.
d. melatonin.

B

Psychology

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IQ scores are designed so that they have a standard deviation of 15 and a mean (average) of

Answer:

Psychology

Which of the following are newborn humans capable of doing?

a. locating sound sources b. discriminating their mother's voice from other voices c. noticing the differences among three objects d. all of the above

Psychology