Advancements in technology led to what new theater of battle?

A:the air, with dogfights between planes

B:bayonet attacks in trench warfare

C:sea battles between ships

D: Gun fights between trenches

I believe it was C. Bayonets came out early 1700s, so either B or C.

A: The air, with dogfights between planes

Explanation:

Dogfights are the names of aerial battles that are fought between fighters aircraft at close range. They started in 1913 in Mexico and lasted until 1992 and now became obsolete because now technology advanced such a way that aircraft can fly without a pilot on board.