Which of the following best describes cyrus the great? select all that apply. a. he allowed the people he conquered to keep their customs and religions. b. he captured babylon and freed the jewish people to return to judah. c. he defeated cambyses ii in battle and conquered the persian empire. d. he used trenches to drain a river so his troops could attack a city. e. he was defeated in battle by croesus, the king of lydia, and fled from ionia.