1. Most adopted children
a. become well adjusted adults
b. do better if they are adopted after infancy.
c. have trouble developing feelings of trust and affectiontoward their adoptive parents.
d. begin to search for their birth parents during earlyadolescence.
2. ___________ is a major cause of the dramatic rise in multiplebirths in recent decades
a. low maternal weight gain
b. illicit drug use during pregnancy
c. in vitro fertilization
d. young maternal age