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: Natural gas vehicles
 Argument: Natural gas is less flammable and explosive than other fuels.
answer:
in favor


question:
Topic: Election of judges
 Argument: Elected judges are more in tune with public opinion.
answer:
in favor


question:
Topic: Ecotourism
 Argument: Ecotourism builds cultural awareness and respect.
answer:

in favor