Without the discovery of magnetic reversals recorded on the ocean floor, scientists a
could not confirm the usefulness of sonar

b
could destroy the hypothesis of continental drift

c
could not provide a mechanism for moving continents

d
could explain how the seafloor was being destroyed

Could not obtain evidence for the hot spot hypothesis. Which of course helps scientist know where under water volcanoes might Be. This is helpful in learning more about sea life and the sea floor and what goes on in an ecosystem located under water.

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Explanation:

the correct answer is sex-linked recessive.

i just took the test

c. establishing proper sleep hygiene