Farming varies around the world because of across space.
A.
cultural and economic factors
B.
cultural and environmental factors
C.
farmers' personal preference and environmental factors
D.
weather and climate
E.
climate change
The earliest known domesticated wheat, barley, and rice crops are thought to have originated in Asia about
A.
10,000 years ago.
B.
100,000 years ago.
C.
1.1 million years ago.
D.
1,000 years ago.
E.
10 million years ago.
The image shows a map of Africa, with a circle depicting a primary hearth in Sub-Saharan Africa. A list of crops that have been grown in that primary hearth is shown, along with an indication of how many years ago each crop was grown. The date ranges are nine thousand years ago and above (first period) and three thousand to seven thousand years ago (second period). In Sub-Saharan Africa, sorghum and yam came during the first period, followed by African rice and cowpea in the second period. Coffee was domesticated at an unknown time.
Using the Agricultural Hearths map, observe that in sub-Saharan Africa,
A.
coffee was most likely the earliest domesticated crop.
B.
more animals than plants were domesticated throughout history.
C.
no crops were known to have been domesticated from 7,000 to 9,000 years ago.
D.
most domestications occurred during the first period.
E.
there was little to no dispersal of crops from sub-Saharan African to other parts of Africa.