Which of the following major contributions was made by maury? created navigation routes for mail carriers developed significant wave theory investigated coral reefs mapped the ocean bottom

d. Mapped the ocean bottom - Matthew Maury (1806 - 1873) was an American astronomer, oceanographer, historian, meteorologist,  and cartographer. He was hailed as the 'father of modern oceanography' and 'pathfinder of the seas' . His system of recording oceanographic data was used extensively by Sailors worldwide. It was also used to develop charts of major ocean trade routes.

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