Recall Muzafer Sherif's Research with Two Groups of 11-Year-Old Boys

Multiple Choice

Recall Muzafer Sherif's research with two groups of 11-year-old boys camping at Robber's Cave (the "Eagles" and the "Rattlers") . The groups were fiercely competitive for several weeks. What triggered a peaceful reconciliation? That is, how was their animosity finally brought to an end?

A) They were brought into more and more frequent contact with one another.
B) They engaged in a number of tasks that built perspective-taking abilities.
C) They were put in a situation that established a clear winner and a clear loser.
D) They were put in a situation where they needed to cooperate in order to achieve a superordinate goal.