The set of rules that are used to regulate how we combine words in phrases and sentences is called:

In the classic study on obedience, what measure did Milgram use to test obedience?

a. He used a survey and asked people if they would harm others if instructed. b. He experimented on rats to see if they would turn on each other in experimental conditions. c. He did field research on behavior in natural settings. d. He tested the extent to which people would shock other people who wouldn't learn properly.

Erikson and Freud are characterized as _________

Fill in the blank(s) with the appropriate word(s).