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: Cellulosic ethanol
 Argument: Cellulosic ethanol land-use harms forests, environment, climate.

A: against
****
Q: Topic: Mandatory labeling of genetically modified foods
 Argument: Opinion is often divided or ambivalent on labeling GM foods.

A: neutral
****
Q: Topic: US offshore oil drilling
 Argument: Allowing offshore drilling is all about oil company profits.

A:
against
****