When William is handed a cracker, he extends both of his hands to receive it. If his motor development is typical for children his age, how old would he be:

The first antipsychotic drugs were the phenothiazines, introduced in the 1950s

Indicate whether the statement is true or false

A behavior pattern marked by a relaxed, easygoing approach to life describes _____

a) the Type D behavior pattern. b) a lack of ambition. c) the Type A behavior pattern. d) the Type B behavior pattern.