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: Legality of coca production and consumption
 Argument: Tradition of coca consumption is a poor argument.

A: against
****
Q: Topic: Manned mission to Mars
 Argument: Committing to Mars will inspire NASA to make it happen.

A: in favor
****
Q: Topic: Geoengineering, iron fertilization of algae blooms
 Argument: Best practices in iron fertilization can ensure effectiveness.

A:
in favor
****