__________ therapy is a type of therapy that is led by a therapist and involves a group of clients experiencing psychological disorders

The body's muscle fibers

a. are mostly absent at birth and do not appear in great numbers until middle childhood. b. become longer and thicker during childhood. c. become shorter and thinner during childhood. d. are fused together at birth, but gradually separate.

Today's seniors in industrialized nations

A) largely focus on the past. B) are depressed and lonely. C) focus on the inevitability of death. D) are largely present- and future-oriented.