Gloria has been diagnosed with generalized anxiety disorder. She will most likely be treated with

Stem-cell research is one of the hottest areas in biology and neuroscience because stem cells are:

a. pluripotent. b. unipotent. c. readily available in nature for research. d. immune to most common ailments.

Which of the following describes the earliest phases of pretend play?

a. The child pretends to do some action he or she has actually done or seen someone do in the past. b. The child links a sequence of actions together to tell a story. c. The child uses an imaginary prop to substitute for a real object. d. The child creates an imaginary companion.