Based on research addressing ethnic differences in the timing and rate of pubertal maturation, which American girl would be expected to be the earliest to mature?

Question

Quizplus · Accepted Answer

Research suggests that Black girls tend to start puberty earlier than girls from other ethnic groups. Therefore, Brandy, the middle-income Black adolescent, would be expected to be the earliest to mature compared to the other options.

Based on Research Addressing Ethnic Differences in the Timing and Rate