He is an authority on primitive religion13/30He is an authority on primitive religion.He has official permission to practise primitive religion.He is famous for his vast knowledge of primitive religion.He has authority over the people who practise primitive religion.He has a great influence on the people who practise primitive religion.Giải thíchChọn đáp án B Giải thích : authority ở đây nghĩa là người có hiểu biết sâu rộng.