What strategies were used for the d-day invasion

D-Day called for one of the most critical spread and focus strategies in history. The Allies needed an entry into Europe that would maximize their chances of success while minimizing the risk to lives and military assets. The map of Europe prior to D-Day illustrates how they arrived at their brilliant solution.

Explanation:

answer; /// i believe that the correct answer is (divison of labor);

imma say false because i dont know anything about this.