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". 

[Q]: Topic: Mine Ban Treaty (Ottawa Treaty)
 Argument: Efforts to clear landmines should be improved, instead banning them.
[A]: against


[Q]: Topic: Needle exchanges
 Argument: Drug dealers sell drugs near needle exchanges.
[A]: against


[Q]: Topic: Legalization of Marijuana
 Argument: Marijuana use can lead to cancer.
[A]:
against