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: Needle exchanges
 Argument: Drug dealers sell drugs near needle exchanges.

A: against
****
Q: Topic: Electric vehicles
 Argument: Electric car power and speed can be precisely controlled.

A: in favor
****
Q: Topic: US health care reform
 Argument: Government-approved insurers of US health care law limits competition.

A:
against
****