The principle of superposition states that in an undisturbed sequence of strata,
A. the oldest layer is on the top.
B. the oldest layer is on the bottom.
C. the stratigraphic techniques are useful only if the soils have a high content of sandstone.
D. the youngest layer is the least disturbed by environmental changes such as erosion.
E. the oldest layer is the shallowest in the sequence.
Answer: B
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According to Shandy in "Nuer Refugees in America," the UN looks at three possible solutions to the refugee problem: voluntary repatriation to the country of origin, integration into a country of asylum, or third-country resettlement
Indicate whether the statement is true or false.
What type of food do pastoralists produce?
a. ?Grain crops b. ?Animal meat c. Diverse plants and animals d. They are food collectors and not food producers
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Answer the following statement true (T) or false (F)