Which of the Following Is a Notable Finding from Sherif's

Which of the following is a notable finding from Sherif's summer camps field study?

A) Prejudice, discrimination and ethnocentrism arose as a consequence of perceived intergroup conflict
B) The losers of the intergroup camp games and competitions were usually the ones that expressed the greater intergroup aggression
C) Simple contact between members of opposing groups did not improve intergroup relations
D) The boys personality types were either authoritarian or dogmatic which caused the conflict