What enable North Vietnam to send and supply troops into South Vietnam?
a) The Ho Chi Minh Trail
b) The fall of Dien Bien Phu
c) The strategic hamlet program
d) Operation Rolling Thunder
Ans: a) The Ho Chi Minh Trail
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What English colony was founded, in part, to create a buffer zone against Spanish invasions from Florida?
A) Alabama B) Louisiana C) Georgia D) South Carolina
What is the system of calculating time based on a lunar calendar that called for the end of the current cycle of 5,200 years in the year 2012?
A. Luna clock B. Long count C. Maya count D. Mesoamerica clock E. Calendar counting
What role did gender play in work specialization amongst early hominids and the earliest societies?
What will be an ideal response?
The writing of the Monroe Doctrine
A. was motivated by American interests in Hawaii. B. was an important example of American nationalism. C. led to a temporary breaking of diplomatic ties between the United States and Britain. D. had an immediate and dramatic effect on American policy. E. was primarily based on the earlier writings of Thomas Jefferson.