Answer: -Government
-Complex social organization
-Trade and economic activity
The Battle of Marathon (Ancient Greek: Μάχη τοῦ Μαραθῶνος, romanized: Machē tou Marathōnos) took place in 490 BC during the first Persian invasion of Greece. It was fought between the citizens of Athens, aided by Plataea, and a Persian force commanded by Datis and Artaphernes.
I think it is A. Because the factory owners would do anything to make more money. (they were greedy)
