Which of the following statements is true about the mass extinction that occurre

Question

Which of the following statements is true about the mass extinction that occurred at the end of the Cretaceous Period following an asteroid impact on the Yucatan Peninsula?

a) this was the largest mass extinction in Earth's history

b) disruption of ecological processes following the impact was not as significant as the immediate loss of species due to fires, earthquakes, and limited photosynthesis

c) this extinction provided ecological opportunities for the diversification of mammals

d) all of the above

e) 60-80% of species extinctions occurred within 50,000 years of the impact

Explanation / Answer

c) This extinction provided ecological opportunities for the diversification of mammals

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