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". 

Topic: Assisted suicide
 Argument: Euthanasia would not cut health care costs by very much.
against

Topic: Lowering US drinking age from 21 to 18
 Argument: 21 drinking-age general lowers under-age drinking.
against

Topic: Merit pay for teachers
 Argument: Merit pay for teachers is tied to unreliable standardized tests.

against