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: Open primaries
 Argument: If people want choice in a party, they should join it.

A: in favor
****
Q: Topic: DC handgun ban
 Argument: Worldwide the ownership of handguns has been correlated with higher homicide rates.

A: in favor
****
Q: Topic: UN Security Council veto
 Argument: The UN SC veto is justifiably given to nuclear powers.

A:
in favor
****