Most cultures' gender roles become more ____ during middle childhood

Sexually deviant expressions, such as seen in frotteuristic or fetishistic disorders, are selected by the person because

a. of the person's asexuality or bisexuality. b. of the person's intersexualism. c. the person has a genetic predisposition to behave sexually in this way. d. the behavior is less threatening than more mature sexuality.

Which process enables the brain to adjust to environmental circumstances or to compensate for injury?

a. neurotransmission b. myelination c. reputake d. neuroplasticity