Most infants are able to inch forward on their bellies by age

4 to 6 months.
6 to 8 months.
8 to 10 months.
10 to 12 months.

4 to 6 months.

Psychology

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All of the following are characteristics of disruptive mood dysregulation disorder (DMDD) EXCEPT:

A. Three or more temper outbursts per week. B. Between outbursts the person is chronically angry or irritable. C. The outbursts can be verbal or behavioral. D. The diagnosis must be given prior to the age of 6.

Psychology

One of the most important discoveries that emerged from Masters and Johnson's research on sexual responding was that

a. erotic stimuli are entirely psychological. b. problems in sexual responding are almost always physiological in nature. c. psychological processes play a role in both sexual arousal and sexual satisfaction. d. therapy is likely to be ineffective in correcting problems in sexual responding.

Psychology