The answer is C. Oh, and I found a resource to back it up:
The purpose of the Paris Climate Accord was to limit global warming by reducing<u> Greenhouse emission</u>s. The <u>United State</u>s left the agreement in 2019. They came back in 2021.
<h3>What is the Paris Climate Accord?</h3>
This is an agreement signed by close to 200 nations in which they pledged to limit global warming by working to reduce the greenhouse gases their nations emitted.
The United States left the agreement in 2019 under Donald Trump, but came back in 2021 when Biden became president.
Find out more on the Paris Accord at brainly.com/question/3916686.
To preserve the balance between slave states and free states
