For Freud, sneezing, coughing, and other reflex actions relieve discomfort of the ______

When conducting survey research, why would one need to make sure the sample is "stratified"?

a. Because random sampling is problematic b. To correspond properly to ethnographic research c. As a symbol of quantitative investigations d. To fairly represent the population of interest

Attraction that is based on opposite interests or personality characteristics that balance or complete each other is called ______

a. proximity b. rewardingness c. complementary traits d. reciprocity