Answer:
Their similar sounds
Explanation:
Homophones are words that sound the same but look different like:
Their, There, and They're.
Answer:
d
Explanation:
long periods of time occur in between and important events may happen during these times
The Magna Carta is the document that granted rights to nobles in England, limiting the king's ability to tax them.
Answer:
the use of poison gas and machine guns
Explanation:
Aerial attacks weren't really a thing, unrestricted submarine warfare was a reason why the US joined the war but not a factor in high casualty rates, and blimps using direct artillery fire isnt as practical as machine guns and poison gas