Darwin believed that nonverbal communications were once-useful physiological reactions. Which face could Wghn, an early human, make that looks like vomiting in order to communicate to his group, "Don't eat that!"?

According to the authors of your text, archival research can tell researchers about

a. causes of behavior. b. the values and beliefs of a culture. c. the past, but probably isn't good at predicting the future. d. the relationship between two or more variables.

System 1 thinking relies on heuristics to simplify problems

a. True b. False Indicate whether the statement is true or false