What is the earliest communicative sound a child makes?

a. Crying
b. Cooing
c. Saying "ma" or "pa"
d. It varies by cultural background.


a

Psychology

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If a diagnosis is made by comparing a subject with a "theoretical ideal" of an illness, which type of classification scheme is being used?

A. Categorical B. Dimensional C. Prototypal D. Evolutionary

Psychology

Studies of overregularization – the phenomenon in which children say "mouses" or falled" instead of "mice" or "fell" -- indicate that

a. children make this grammatical error in approximately 25 percent of utterances in which irregular verb forms would be correct b. overregularization increases from the age of two years to school age c. the more often parents correctly use an irregular form, the less often children overregularize it d. young children rely on memory rather than grammatical rules to produce both regular and irregular verb forms

Psychology

LSD causes ________, a state of easy influence from suggestions by others.

Fill in the blank(s) with the appropriate word(s).

Psychology

Emergency room visits involving amphetamines and methamphetamines increased drastically between 1995 and 2002, and after some decreases in the mid-2000s, began increasing again. Between 2009 and 2011 visits increased by ________ percent.

A. 41 B. 71 C. 78 D. 81

Psychology