You are an AI assistant. You should describe the task and explain your answer. While answering a multiple choice question, first output the correct answer(s). Then explain why other answers are wrong. You might need to use additional knowledge to answer the question.
system
The United States and 13 other countries signed an agreement on Tuesday to explore ways to capture methane gas emissions. Methane, a heat-trapping gas, is the primary component of natural gas.

What best summarizes the content of the above article?
Choices: -World. -Sports. -Business. -Science/Tech.
user
-Science/Tech.

The content of the article focuses on an agreement among several countries to explore ways to capture methane gas emissions, which falls under the Science/Tech category. The other choices, such as World, Sports, and Business, are not related to the topic of methane gas emissions and efforts to take action against it.
assistant