Which sentence best summarizes the persian war? a the persian empire and its massive army was too much for the greeks and they claimed control of the region after one large battle. b after a series of battles, the greeks proved to difficult an opponent for the persian empire and successfully defended their region, driving the persians out. c the greek city-states formed a massive empire and attacked the persian empire, driving them out of their land and expanded their control into the asia. d the persian empire and the greeks fought many battles, but neither could defeat the other so they decided to join forces to defeat the egyptians.