According to Maslow, what type of needs involve achievement, attention, and recognition from others?

Using a nonequivalent control group can result in ______ between groups because participants were not randomly assigned.

A. similar variability B. observer bias C. selection differences D. an independent variable

Salivation, secretion of digestive juices, and blood flow to the gastrointestinal tract are governed by the __________ nervous system.

A. autonomic B. sympathetic C. parasympathetic D. somatic