单选题Which of the following statements concerning energy is correct?（）AEnergy can be created or destroyedBEnergy may not be transformedCThe total quantity of energy in the universe is always the sameDNone of the above
单选题
Which of the following statements concerning energy is correct?（）
A
Energy can be created or destroyed
B
Energy may not be transformed
C
The total quantity of energy in the universe is always the same
D
None of the above
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