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: Banning vuvuzela horns at the 2010 World Cup
 Argument: Ear plugs can effectively limit any damage from vuvuzela.

A: against
****
Q: Topic: Free public transportation
 Argument: Car sales would drop significantly.

A: against
****
Q: Topic: Michigan and Florida delegates in 2008 US elections
 Argument: Splitting the delegates would give some voice to Michigan and Florida voters.

A:
in favor
****