Second Law of Thermodynamics: Which one of the following is a true statement?
A. The second law of thermodynamics is a consequence of the first law of thermodynamics.
B. It is possible for heat to flow spontaneously from a hot body to a cold one or from a cold one to a hot one, depending on whether or not the process is reversible or irreversible.
C. It is not possible to convert work entirely into heat.
D. It is impossible to transfer heat from a cooler to a hotter body.
E. All of these statements are false.
Answer: E
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