Which option best describes the difference in the geographic extent of the Ghana Empire and the Songhai Empire?

(1 point)
The Ghana Empire controlled more
• of the Sahara Desert than the Songhai Empire.
The Ghana Empire controlled much
• of the forests in West Africa, where gold was mined.
The Songhai Empire did not control Timbuktu, which gave the Ghana Empire an advantage in the trade of salt.
The Songhai Empire controlled more
• of the Niger River and area in the Sahara Desert.

The Songhai Empire controlled more of the Niger River and area in the Sahara Desert.