Question

What military strategy was MOST common on the front lines in World War I?

A.
guerrilla warfare
B.
aerial warfare
C.
blitzkrieg warfare
D.
trench warfare

Answer 1

trench warfare

Trenches—long, deep ditches dug as protective defenses—are most often associated with World War I, and the results of trench warfare in that conflict were hellish indeed

Answer 2

I'm fairly certain I'd be D! the trench warfare.