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: Legalization of Marijuana
 Argument: Legalization of marijuana will make it more affordable.
in favor

Topic: Big government
 Argument: Government avoids pitfalls of focus on profits.
in favor

Topic: Enhanced interrogation techniques
 Argument: Enhanced interrogation should not be condemned because of bad apples.

in favor