Given the Target and Argument texts detect the stance that the argument has towards the topic. There are three types of stances "in favor", "against", and "neutral". 

Q: Topic: Prostitution
 Argument: By worsening HIV/AIDS, prostitution will devastate societies.

A: against
****
Q: Topic: International Criminal Court
 Argument: ICC lacks separation of powers and checks and balances.

A: against
****
Q: Topic: Natural gas vehicles
 Argument: The performance of natural gas vehicles is not notable.

A:
against
****