According to Your Textbook,how Was Aronson's Jigsaw Classroom Work Is

According to your textbook,how was Aronson's jigsaw classroom work is similar to Sherif's Robbers Cave experiment?

A) Both illustrated how social roles can influence the use of stereotypes.
B) Both illustrated how superordinate goals can reduce prejudice.
C) Both illustrated how social identification with a group can increase ingroup favouritism.
D) Both illustrated how overcoming feelings of relative deprivation can decrease prejudice.