How many of the following are considered secondary sex characteristics: growth of facial hair in boys, development of a functional uterus in girls, voice changes in boys, broadening of shoulders in girls?

a. 1
b. 2
c. 3
d. 4

C. Secondary sex characteristics are those bodily changes that are not related directly to reproduction.

Psychology

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Research on classification reveals that it would be difficult for a 4-year-old to judge whether a certain food is breakfast food, or junk food, both, or neither

Indicate whether this statement is true or false.

Psychology

Which of the following research methods utilizes participant observation?

A) the clinical, or case study, method B) naturalistic observation C) ethnography D) structured observation

Psychology