We’re the roman gladiators usually slaves or free men

Between the world wars eisenhower's presidency the 1960s what is the organizing principle of this list?

Ineed to try to get this right so i can get a good grade so can someone me

Mike is hosting an outdoor movie screening for his school, and he needs to find out what time the sun is scheduled to set on the date he has in mind. which reference book would be most beneficial to him? a. atlas b. almanac c. thesaurus d. encyclopedia