U-boats were used primarily to
gather information about enemy movements by tracking warships.
protect the German coast from attack by Allied ships and submarines.
resupply troops with guns, ammunition, and food via sea rather than land.
target Allied shipments on passenger ships, warships, and merchant ships.

Answer:

D

Explanation:

I took the quiz

U-boats were used primarily to target Allied shipments on passenger ships, warships, and merchant ships.Thus, option D is correct.

Throughout the Wars, Germany primarily used U-boats as naval submarines. They were occasionally effective fleet guns against opposing warships, but they were more useful for establishing a military invasion against enemy trade and conducting military aggression.

Throughout the World Wars, German submarine known as U-boats, also known as Underseeboats, were employed to attack and kill cargo vessels, warships, and trade ships.

Germany began using U-boats to attack Allied battleships in the First World War between 1914 and 1918, but later expanded its use to include commerce ships. Its Allied has been the alliance.

Therefore, option D is the correct option.

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The question is incomplete, the complete question is:

U-boats were used primarily to

-gather information about enemy movements by tracking warships.

-protect the German coast from attack by Allied ships and submarines.

-resupply troops with guns, ammunition, and food via sea rather than land.

-target Allied shipments on passenger ships, warships, and merchant ships.

please please help need to pass history