These answers are 100% correct! Happy studying! :)
1. when families have extra food
2. They discovered how to use fire, they formed groups for protection, and they made stone tools and weapons.
3. well-organized governments
4. Generally, women held less power than men, some women such as priestesses and kings' wives held power.
5. cuneiform
6. his code of law
7. they practiced monotheism.
8. Talmud and Torah.
9. belief in Jesus as the savior
10. He wanted to escape corrupt Meccan society.
11. pray
12. the Quran
13. a widely used system of numerals
14. to free Jerusalem from the Turks
15. the U.S. invasion of Iraq and removal of Saddam Hussein
Enjoy!