age-specific approximations of when a certain skill or ability should first occur in normal development are called developmental .

How and why has british society changed over the last 50 years?

1of the following choices, which one best describes one way that christianity came to east africa? a. christians traveled in caravans through the sahara desert and introduced the people of mali to a new religion. b. christian traders from the mediterranean interacted with the people of axum. c. christian military from west africa traveled across the continent to bring their religion to the people of east africa. d. christian rulers from asia traveled to east africa to bring their religion to the people. 2 which trade item from outside the region did west africans need most? a. gold b. camels c. salt d. iron

Which factors slowed population growth in china until the 1300? a. one child policy. b. urbanization c. epidemics. d. warfare