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: Charter schools
Argument: New Orleans should not be experimented on with charter schools.
[A]: against

[Q]: Topic: Carbon emissions trading
Argument: US cap-and-trade in sulfur dioxidew was succesful.
[A]: in favor

[Q]: Topic: Banning vuvuzela horns at the 2010 World Cup
Argument: Ear plugs can effectively limit any damage from vuvuzela.
[A]:
against