The ____ is a research strategy that minimizes the potential methodological problems associated with the placebo effect and experimenter bias

Jackson checks his mother's expression before venturing toward the sidewalk. This is an example of

A. separation protest. B. social referencing. C. joint attention. D. strange situation anxiety.

Koro, susto, and hikikomori are

a. terms for imaginary disorders in foreign countries. b. described in the DSM-IV as disorders confined to specific cultures. c. rare in North America culture and are thus excluded from the DSM-IV. d. folk names for afflictions seen in other cultures.