B. They left food for Atticus at the Finch's house
Answer: The greenhouse effect is an ecosystem service which warms the Earth to temperatures which support life.
Explanation: The greenhouse effect involves water, carbon dioxide, methane, and ozone, which absorb heat that would otherwise be radiated out into space.
YW!!! <3 :]
Can you maybe attach the file to the question?
The idiom is butterflies in her stomach