Answer:
Step-by-step explanation:
The control of the Atlantic Ocean was essential for the success of Great Britain in World War II since this ocean had been the scene where Germany showed naval supremacy during World War I, attempting any blockage that could be presented by Great Britain. Which was clearly successful for the Germans.
Given what happened at that time, the English took corrections during World War II, creating together with the allies better technology such as radars and the use of convoys, thus reducing the amount of subsidence before torpedo launched by the Germans.
In this way it was essential to maintain control of the Atlantic Ocean.