They are examples of A) concurrent powers. Hope this helps!!
What exactly are you trying to figure out
Answer:
archaeologis is the main source of information about early African cultures
Explanation:
Archaeology has helped historians to write history of pre-historic times. Since writing began late in most parts of the continent, archeology has become the main source of information for the reconstruction of African history of the distant past
hope it will help you
First talk about where he was born
Afterwords talk about which schools or awards he has,
Then talk about what he accomplish,
and concluded how his work impacted history.
I hope this helps (do some research)