Question

Which statement best explains why the western front turned into a stalemate during World War I?
The construction of trenches made it hard for either side to advance.
Neither side was eager to attack the other along the western front.
Much of Europe’s wealth and most of its industry were based far from the region.
The western front was the border between the Allied and Central territories.

Answer 1

The statement that best explains why the western front turned into a stalemate during World War I would be "The construction of trenches made it hard for either side to advance", since much of the fighting took place with people embedded in the trenches themselves. 

Answer 2

The correct answer to this question would be alternative A)"The construction of trenches made it hard for either side to advance."

The statement that best explains why the western front turned into a stalemate (a draw) during World War I would be "The construction of trenches made it hard for either side to advance",

Trench warfare was vastly used during World War I, since it provided a great deal of protection from the enemy's artillery. The battles in the western front could be considered a draw since much of the fighting took place with people embedded in the trenches themselves, not allowing for much advancement from either part.