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

A: in favor
****
Q: Topic: Underground nuclear waste storage
 Argument: Scientific consensus supports nuclear waste underground storage.

A: in favor
****
Q: Topic: Bombing Hiroshima and Nagasaki
 Argument: Bombing Japan was the lesser evil among the alternatives.

A:
in favor
****