Question

What were convoys used for?

A) to move troops behind enemy lines
B) to transport wounded soldiers to hospitals
C) to protect soldiers on the battlefield
D) to prevent submarine attacks on ships

Answer 1

The right answer is D, convoys were used to prevent submarine attacks on ships

A convoy is a group of motor vehicles or ships, traveling together for mutual support and protection. A convoy is usually organized with armed defensive support. Moreover, they often travel with a naval escort

Its main role in World War I was to protect cargo ships and unarmed troop transports from submarine attacks.