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: Joe Calzaghe deserves to be recognized as one of the greatest boxers of all time.
 perspective: No way.  Out of his five "good" fights, he lost four of them. 

A: undermine
****
Q: claim: It is time to stop buying bottled water.
 perspective: Bottled water is a healthy alternative to sugar drinks.

A: undermine
****
Q: claim: Voting should be compulsory in the UK.
 perspective: Convincing is more effective than forcing.

A:
undermine
****