Which statement describes D-Day

A.

The invasion was poorly planned, partly because of conflict between American and British commanders.

B.

Although there were some problems, the operation included brilliant strategies to ensure success.

C.

Landings at all five beaches were successful, and troops were able to secure each objective with little loss of life.

D.

D-Day resulted in terrible loss of life, but the operation spelled the beginning of the end for Nazi Germany.