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.

[Q]: claim: It is crucial to support the development of a missile defence system.
 perspective: The system is an incredibly expensive venture that may not even work
[A]: undermine


[Q]: claim: We can trust Republicans with the economy.
 perspective: Deregulation contributed to the banking crises and, therefore the 2009 economic crash 
[A]: undermine


[Q]: claim: Prostitution Should Be Legal.
 perspective: It is best to have prostitution legal and regulated, as being made illegal won't stop it.
[A]:
support