Definition: You are given a question on human sexuality. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Input: Orders of monks and nuns found both in Eastern religions and in Christianity who affirm celibacy, virginity, and poverty follow the ethical system of:
(A)legalism (B)asceticism (C)situationism (D)hedonism

B