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".

Example Input: topic: Animal testing
argument: Alternatives cannot replace animal testing for certain objectives
Example Output: in favor

Example Input: topic: Catholic Church contraception policy
argument: Undoing ban on condoms would prevent schisms in Church.
Example Output: against

Example Input: topic: US offshore oil drilling
argument: Noise from offshore drilling can harm sea animals
Example Output:
against