A. the moon's gravitational pull on earth causes water to bulge on two sides of the earth
A outlet,electrical,batteries
D. this is the correct answer because the question is showing a comparison of sizes rather than the actual sizes which eliminates B. A and C have no relevance.
Answer:
Only the organisms best adapted to their environment tend to survive and transmit their genetic characters in increasing numbers to succeeding generations while those less adapted tend to be eliminated.
Explanation:
According to Darwin's Theory of Evolution.
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