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". 

[EX Q]: Topic: Libertarianism
 Argument: Libertarians would decriminalize many crimes, so reduce crime.
[EX A]: in favor

[EX Q]: Topic: Animal testing
 Argument: Allegations of animal abuse are reviewed by pier board.
[EX A]: neutral

[EX Q]: Topic: Trans fat ban
 Argument: Other foods harmful, singling out trans fats is arbitrary.
[EX A]:
against