________ is a coping strategy in which adolescents attempt to manage a stressful problem or situation by directly changing the situation to make it less stressful

The indole originally found in toad skins, that turns out not to be a very potent hallucinogen, is

A. bufotenin. B. muscimol. C. ergotamine. D. mescaline.

In a study of twins reared apart in the 1980s and 1990s, a sample of identical twins who were raised in separated environments produced scores on three measures of intelligence that were as similar to each other as a sample of twins who were raised together. Though the sample sizes were relatively small, this research has been repeated with approximately the same findings. We can have some confidence that these findings are valid because of the critical thinking principle of

A) replicability. B) falsifiability. C) Occam's Razor. D) extraordinary claims.