Read the text and choose the correct answer.
Experts say that comets and asteroids could ___.

Question

Read the text and choose the correct answer. 
 Experts say that comets and asteroids could ___.

Answer

put an end to all plant and animal life on Earth

Answer

kill a significant proportion of the Earth's human population

Answer

cause as much damage as the Hiroshima bomb

Answer

wipe out all animal life, leaving only plants

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