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: Geoengineering, iron fertilization of algae blooms
 Argument: Algae bloom solutions require fertilizing too much ocean area.
against

Topic: Assault weapons ban in the United States
 Argument: The 1994 assault weapons ban did not decrease crime.
against

Topic: Mandatory calorie counts on menus
 Argument: No restaurant will be disadvantaged if all are required to list calories.

in favor