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". 

Topic: High-speed rail
 Argument: High speed rail is a great tourist attraction.
in favor

Topic: Medical marijuana dispensaries
 Argument: Due to low addiction rates, marijuana is good for medical use.
in favor

Topic: Year-round school
 Argument: Areas that depend heavily on summer tourism will suffer economically.

against