What is proof that the trans-saharan trade route was significant for west Africa

One of the impacts of the growing trans-Saharan trade was the spread of Arabic as a written language in West Africa. Arabic became not only a language of faith and religious scholarship, with the many mallams, shereefs, and other seers who came to the region. It was also a language of government and law.

Explanation:

explanation:

the president, prime minister, chief justice, speakers and ministers take their oath of office. the oath is taken in bengali

the graph shows the spread of railways in the 1800s.

based on the graph, the conclusion that can be drawn about germany is answer d)   by 1880, germany had more rail lines than great britain and russia.