Which conclusion can be drawn from the fact that muslims in india eventually adopted the caste system? a: traditional beliefs rapidly change. b: religious beliefs are rigid and unchanging. c: social hierarchies are opposed by the powerful. d: rulers sometimes adopt the customs of the ruled. 2: which of the following beliefs was held by sikhism but not hinduism or islam? a: belief in a single god. b: belief in the religious equality of all people. c: belief in the existence of a single founder of the religion. d: belief in rebirth of the soul after death