Schlegel and Barry (1991) analyzed information on adolescent development across 186 traditional cultures and found that what percentage had puberty rites for boys?

What are the two major components of the peripheral nervous system?

a) autonomic and somatic b) autonomic and sympathetic c) parasympathetic and somatic d) parasympathetic and sympathetic

Only children __________ than children with siblings

A) do poorer in school B) are somewhat closer to their parents C) have lower achievement motivation D) have fewer close, high-quality friends