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: Medical marijuana dispensaries
 Argument: Marijuana can curb psychotic symptoms in people with schizophrenia.
[A]: in favor


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


[Q]: Topic: Full-body scanners at airports
 Argument: Scanners can be modified to accommodate children.
[A]:
in favor