instruction:
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.
question:
claim: Gay couples should be allowed to marry.
 perspective: Legalizing gay marriage often leads to an end to domestic partnership benefits for gay and straight couples, which disadvantages couples who choose not to get married. 
answer:
undermine


question:
claim: School vouchers should be encouraged.
 perspective: School vouchers allow school districts to overcome racial and other segregations
answer:
support


question:
claim: China should be allowed more control over its own seas.
 perspective: Sovereignty of the Seas
answer:

support