TASK DEFINITION: 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.
PROBLEM: The rapidly warming Arctic has caused the jet stream to slow, which could result in atmospheric events, such as winter storms, staying put for longer.

SOLUTION: agrees

PROBLEM: There has been no increase in global temperature for 18 years.

SOLUTION: disagrees

PROBLEM: Fossil fuels are the moral choice for the developing world.

SOLUTION:
disagrees