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


question:
claim: Force think tanks to reveal all of their sources of funding.
 perspective: Think tanks should be assessed by the value of their ideas, not by who funds them
answer:
undermine


question:
claim: Handguns must be banned in Washington D.C.
 perspective: The act of having a concealed handgun on one's person increases the likelihood of an argument increasing in intensity and resulting in death
answer:

support