You've provided three achievements:
1 Equality of male and female
2 House of Wisdom
3 Irrigation techniques
These are 3 of the most important achievements of the Islamic Kingdoms and you've explained them briefly. If the instructions were to explain each achievements concisely, your work would be enough.
Probably the main reason Africans, rather than Native Americans, became slaves in America was that D. Africans and Europeans shared immunities to Old World diseases.
There was the compass and the astrolabe
Marquette and Joliet sailed down part of the Mississippi.
