Question

question 19 which of the following is likely to have led to the greatest number of mass extinctions? massive flooding asteroids earthquakes glacial melt

Explanation:

Asteroids have caused major mass - extinctions like the Cretaceous - Paleogene extinction event that wiped out the dinosaurs. Massive flooding, earthquakes, and glacial melt, while impactful, haven't led to as many mass extinctions as asteroids on a geological scale.

Answer:

B. Asteroids