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". 
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Question: Topic: Solar energy
 Argument: Solar energy does not damage air quality.

Answer: in favor


Question: Topic: US health care reform
 Argument: Government-approved insurers of US health care law limits competition.

Answer: against


Question: Topic: Gays in the US military
 Argument: Gay soldiers do not undermine unit morale and cohesion.

Answer:
in favor