Answer: it would be natural selection
Explanation:
8-11 is -3. When subtracting a bigger number from a smaller number, the answer will always be negative.
Answer:
Cooler conditions eliminated many warm water species, and glaciation lowered global sea level. However, during the Cambrian there was no significant ice formation. None of the continents were located at the poles so land temperatures remained mild.
Explanation:
the temperature would rise so the correct answer is A . im sorry if im wrong