Answer:
The correct answers are A,C and E
A) Industrialization resulted in the creation of new weaponry
C) A stalemate prevented either side from making progress.
E) Germany used unrestricted submarine warfare to attack Allied ships.
Explanation:
A) Industrialization played a major role in World war 1, as it allowed the new weaponry to be produced at a much faster pace than ever before. New weaponry combined with old war tactics posed as a lethal combination.
C) During the stalemate period, both side of the armies massively improved their defences. Hence, neither of them could break each other defences.
E) Germany is considered to be the founder of Unrestricted Submarine Warfare when they first used in 1915 to attack allied ships
