Secure lovers, avoidant lovers, and anxious-ambivalent lovers are three __________ styles discussed by Shaver

In controlled settings where male and female participants were exposed to aggression-evoking stimuli,

a. both were equally likely to be directly aggressive. b. women were more likely to be indirectly aggressive. c. women were more likely to be verbally aggressive. d. there were cultural differences in type of aggressive behavior of each gender.

John conducted an experiment to test the effectiveness of a smoking cessation program. The experiment took place over a 1-month time period. Participants in the control group and the experimental group (those who participated in the smoking cessation program) recorded the number of cigarettes that they smoked each day. John was unaware that "national stop-smoking week" also happened to take place

during the 1-month time period of his experiment. John's experiment is now confounded by a. maturation. b. history. c. regression to the mean. d. mortality.