In Nigeria during the colonial period, as in other African colonies, a key source of personal wealth was

Anglos now make up __________ of California's population

a. about 80 percent. b. about 60 percent c. less than half d. about a third

Urbanization is caused by people moving from __________.

A. one country to another B. the city to the countryside C. city to city D. the countryside to the city