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: Hydrogen vehicles
 Argument: Hydrogen is non-toxic, unlike most fossil fuels.
[EX A]: in favor

[EX Q]: Topic: Guantanamo Bay detention center
 Argument: Conditions at Guantanamo Bay are harmful to detainee mental health.
[EX A]: against

[EX Q]: Topic: MBA
 Argument: MBA is a good way to get into inner circle of a business.
[EX A]:
in favor