Highly developed urban centers were present in Africa as long ago ...

[Sportsfan2111]

Highly developed urban centers were present in Africa as long ago as
 
  a. 5000 B.C.E.
  b. 3000 B.C.E.
  c. 1000 B.C.E.
  d. 1000 C.E.

Question 2

Primacy ratio is computed by
 
  a. dividing the primate city's population by the total population of the country.
  b. dividing the primate city's population by the population of the second-largest city.
  c. dividing the second-largest city's population by the primate city's population.
  d. dividing the country's total population by the population of the second-largest city.

[quynhmickitran]

Answer to Question 1

b

Answer to Question 2

b

[Sportsfan2111]

Thanks for the timely response, appreciate it

[raenoj]

Gracias!