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". 

Topic: Gay marriage
 Argument: Gay marriage threatens cultural tradition of marriage.
against

Topic: DREAM Act
 Argument: University leaders almost universally support DREAM Act.
in favor

Topic: Education vouchers
 Argument: Vouchers improve choice/access despite private school right to deny.

in favor