Answer:
i need to borrow some points
Explanation:
sorry for this
Sundiata took over Ghana.
Mansa Musa brought Muslim scholars, artists, and teachers to Mali.
Mali became the center of trans-Saharan trade.
Songhai overtook Mali.
They both had troops sent out to help the people :)
Answer:
Option: 16th century.
Explanation:
Zacharias Janssen was a famous Dutch inventor and spectacle-make. He is the first investigator to invent the microscope and the telescope in 1590. According to scholars, Janssen's father, Hans Martens, must have played a vital role in the creation of the instrument. Both father and son worked together as spectacle makers in Middleburg, Holland.