instruction:
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". 
question:
Topic: Kangaroo culling in Australia
 Argument: Killing millions of kangaroos does not make it sustainable.
answer:
against


question:
Topic: Free trade
 Argument: Global governance will make governing free trade possible.
answer:
in favor


question:
Topic: Colonization of the Moon
 Argument: Moonbase advances knowledge of human viability on alien planets.
answer:

in favor