In this task you will be given a claim and a perspective. You should determine whether that perspective supports or undermines the claim. If the perspective could possibly convince someone with different view, it is supporting, otherwise it is undermining.

claim: Gay couples should be allowed to marry.
 perspective: Religion does not have power over marriage and it should not be limited to heterosexual marriage based on that religion. 
support

claim: Recreational marijuana should be legal.
 perspective: Legalization of marijuana would cause teens to smoke more pot and would be harmful.
undermine

claim: Professional sportsmen must be required to represent their countries at the international level.
 perspective: Playing for your country is a mortal duty. 

support