Which principle refers to the formal construction where a musical idea returns at several points during the course of a work?

Which playwright is often called the father of realism?

a) Oscar Wilde b) Anton Chekhov c) Émile Zola d) Maxim Gorky e) Henrik Ibsen

Which mother is most likely to have had inadequate prenatal care?

A) Susan, age 25 B) Marissa, age 32 C) Lupita, age 16 D) Janet, age 40