When your roommate enters the room while you're typing an email, it can make you uncomfortable. The roommate isn't judging you, but you may still feel uncomfortable, according to Zajonc, because the roommate's mere presence is

According to the chapter Flash in the Panabout flashbulb memories, which group of participants reported

the greatest emotional arousal in response to the events of September 11, 2001? (a) the participants who completed the initial questionnaire within 24 hours (b) the participants who completed the initial questionnaire 10 days after September 11 (c) the participants who completed the initial questionnaire 3 months after September 11 (d) the participants who completed the initial questionnaire 7 months after September 11

The World Health Organization estimates that all mental disorders combined account for _____ percent of all disability worldwide.

A. less than 1 B. 11 C. 28 D. 52