Original sentence: Some academics studying the subject have divided religions into three broad categories: world religions, a term which refers to transcultural, international faiths; Indigenous religions, which refers to smaller, culture-specific or nation-specific religious groups; and new religious movements, which refers to recently developed faiths
Edited sentence: Some academics studying the subject have divided religions into three broad categories: world religions, a term which refers to transcultural, international faiths; indigenous religions, which refers to smaller, culture-specific or nation-specific religious groups; and new religious movements, which refers to recently developed faiths