What is the word for an array of nonaligned or friendly states that cushion or protect a larger country from invasion, as happened with the former Soviet Union and its Eastern European neighbors?
A) Balkan region
B) homelands
C) buffer zone
D) convection cells
E) distributaries
C
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Export processing zones impose tariffs and other taxes that make it difficult for international companies to invest in African business
a. True b. False Indicate whether the statement is true or false
Wastes dumped in the oceans at present are mainly
A. radioactive wastes, to keep them away from people. B. dredge spoils. C. highly toxic industrial wastes. D. organic wastes.
Which of the following statements concerning the acid-catalyzed hydrolysis of esters is false?
A) High yields of the hydrolysis products are best achieved in the presence of one equivalent of water. B) High yields of the hydrolysis products are best achieved in the presence of a large excess of water. C) High yields of the hydrolysis products are best achieved by removing the water from the equilibrium mixture. D) All three statements are false.