Magnetic Compass In Transatlantic Navigation
Which of the following best describes the primary significance of the magnetic compass during Christopher Columbus's transatlantic voyages?
A
It enabled him to predict severe storms and shifting ocean currents.
B
It measured the depth of the ocean along his navigational route.
C
It permitted him to calculate the precise speed of his vessels.
D
It allowed him to maintain a consistent directional course while at sea.
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