Read the passage and find if the passage agrees, disagrees, or has a neutral stance on whether Global warming is caused by human activities. Answer only with keyword (a) agrees - if passage agrees with the target (b) disagrees - if passage disagrees with the target (c) neutral - if the given passage neither agrees nor disagrees with the target. You don't need to use external knowledge in this task, and you have to answer based on the given passage.

Ex Input:
The reason why more scientists do n’t advocate putting more carbon dioxide in the atmosphere is because the driving force behind the global warming debate, I hate to say it, isn’t science.

Ex Output:
disagrees


Ex Input:
A warning sign that some scientists worry could mean global warming has passed an ominous tipping point.

Ex Output:
agrees


Ex Input:
If we reach a certain point in the warming the warming, what we’ll end up with is a vicious cycle, where the warming causes additional permafrost melt, which causes additional CO2 to be released to the atmosphere, which causes additional warming, which creates this vicious cycle.

Ex Output:

agrees