Researchers Have Found That the Order of Pubertal Development

Multiple Choice

Researchers have found that the order of pubertal development

A) is on the same schedule for boys and girls.
B) is highly consistent, but there are individual variations.
C) shows little variability within the sexes, but great variability between the sexes.
D) occurs two years earlier in boys than in girls.
E) is inconsistent and unpredictable.