Question

In the course of the US Civil War, how did tactics change?

Battles at sea were more decisive than those on land.

Defensive trench warfare became more common.

Massed groups of soldiers charged the enemy.

More of the responsibility was borne by the cavalry.
Done

Answer 1

C.

Answer 2

Wrong bro

Answer 3

hmmm then D. Because trench warfare was never in the civil war and neither was A.