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: Electric vehicles
 Argument: Electric car power and speed can be precisely controlled.
answer:
in favor


question:
Topic: Bombing Hiroshima and Nagasaki
 Argument: Conventional bombs would not kill so many people.
answer:
against


question:
Topic: Corn ethanol
 Argument: Corn feedstock is a beneficial byproduct of corn ethanol production.
answer:

in favor