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.

Input: Consider Input: Through the 1980s, Exxon researched the emerging science of man-made climate change by, among other things, modeling increases in global temperatures due to carbon dioxide emissions.

Output: neutral


Input: Consider Input: The earth’s cattle population actually produces more carbon dioxide than automobiles, planes, and all other forms of transport combined.

Output: neutral


Input: Consider Input: Glacier melt in Iceland will cause more volcanoes everywhere.


Output: agrees


