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【单选题】
The following methods, which can be used to solve integer programming ( )
A.
x method
B.
Big M method
C.
Branch and bound method
D.
Enumeration method
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参考答案：
参考解析：
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A.
forward right
B.
forward left
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right ahead
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A.
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B.
The geothermal energy frequently release in Tengchong.
C.
The craters can be found everywhere in Tengchong.
D.
Volcanoes always erupt in Tengchong.
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active volcanoes
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craters
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dormant volcanoes
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extinct volcanoes
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A.
consumerism
B.
optimism
C.
protectionism
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environmentalism
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A.
Melting of Greenland’s icecap
B.
Change in circulation of the Atlantic
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A.
Pure integer programming
B.
Mixed integer programming
C.
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D.
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A.
Branching, bounding, Fathoming
B.
Branching, Fathoming, bounding
C.
Fathoming ,branching, bounding
D.
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