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.

Q: Climate scientists centuries in the future won&apost be able to see any hints of the Medieval Warm Period or the Little Ice Age in Pacific data.

A: disagrees
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Q: Global warming will harm Americans.

A: agrees
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Q: The Southern Hemisphere must be balancing the warming of the Northern Hemisphere by becoming colder (and thus, net global warming is zero).

A:
disagrees
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