According to piaget, a new form of egocentrism arises, in which adolescents have difficulty distinguishing the self from the surrounding world. the self from the peer group. subjective and objective aspects of experience. their own and others' perspectives.

Letter D is the correct answer.  

According to Piaget, a new form of egocentrism arose by which adolescents have more difficulty distinguishing their own and other's perspectives. They do so because they develop an inflated opinion of their own importance (Personal Fable) and because they have this belief that everyone is constantly focusing or judging them (Imaginary Audience).  

answer; i believe the correct answer is (4) flip a coin as each participant arrives,heads indicates assignment to the first group: tails indicates assignment to the second group;

haile selassie i was the emperor of ethiopia from 1930-1974