Answer:
all scientists are important and so is diversity
Explanation:
I would say World War I was a total war due to the fact that the whole world was involved! This was because of alliances, militarism, imperialism, and nationalism.
the two enemies that the ancient Romans didn't battle are the Etruscan and the Carthaginians
hope this helped
:)
I believe that the answer would be D, have a nice day/night