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: Dollarization
 Argument: Dollarization can reduce the risk of inflation:.
[EX A]: in favor

[EX Q]: Topic: College football playoffs
 Argument: College football can evolve to include a playoff.
[EX A]: in favor

[EX Q]: Topic: Legalization of Marijuana
 Argument: Marijuana use impairs hormone production.
[EX A]:
against