Technology will allow people to live longer, healthier lives.

Amala spends several hours at a local playground observing how often the children engage in cooperative as well as competitive activities. Amala's investigation can best be described as

a. descriptive research. b. quasi-experimental research. c. experimental research. d. relational research.

Which of these is NOT considered a sleep disorder?

a. narcolepsy. c. nightmares. b. sleep apnea. d. sleepwalking.