u - boats were used primarily to\n○ gather information about enemy movements by tracking warships.\n○…

u - boats were used primarily to\n○ gather information about enemy movements by tracking warships.\n○ protect the german coast from attack by allied ships and submarines.\n○ resupply troops with guns, ammunition, and food via sea rather than land.\n○ target allied shipments on passenger ships, warships, and merchant ships.
Answer
Brief Explanations:
U - boats were German submarines used in World War I and World War II. Their main role was to disrupt Allied shipping by targeting passenger ships, warships, and merchant ships to cut off supplies and weaken the Allied war - effort.
Answer:
target Allied shipments on passenger ships, warships, and merchant ships.