Which statement describes an important role of carbon dioxide in Earth’s atmosphere? * Animals breathe carbon dioxide.
Plants use carbon dioxide to make food.
Carbon dioxide helps animals make proteins.
Carbon dioxide forms clouds that produce rain.

Plants use carbon dioxide to make food.

Explanation:

it was spontaneous.

"ain't i a woman? " is the name given to a speech, delivered extemporaneously, by sojourner truth, (1797–1883), born into slavery in new york state.sojourner truth' delivered her famous speech "ain't i a woman? " (which did not have a title at that moment) was given without any previous preparation. her dissertation took place at the women's convention in akron, ohio, in 1851.