Question

Which factor made it most difficult for soldiers to cross the area between the trenches?

The land was too wide to be crossed.
The land was not claimed by either side, so access to it was impossible.
The land was defended by civilians who prohibited fighting.
The land was mined territory and was subject to artillery, shelling, and gunfire.

Answer 1

D: The land was mined territory and was subject to artillery, shelling, and gunfire.

Step-by-step explanation:

Answer 2

One of the major factors that made it difficult for soldiers to cross the area between the trenches was that "The land was mined territory and was subject to artillery, shelling, and gunfire", since this was one of the reasons why trench warfare often led to a "standstill".