You will be given a topic and an argument. Decide the argument's stance towards that topic. The argument's stance is in favor or against the topic. If the argument supports that topic, answer with "in favor"; otherwise, if the argument opposes the topic, answer with "against".

topic: Catholic Church contraception policy
argument: Removing Church objections to condoms would increase attendance at Church.
against

topic: Prostitution
argument: Legalization will increase prostitution and subsequently worsen public health.
against

topic: Nuclear energy
argument: Concentration of power in nuclear is economical.

in favor