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What holds different condition bits..

The __________________ holds different condition bits. One of the bits indicates whether the CPU should be working in user mode (also called __________________) or privileged mode (also called kernel or _________________).

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A.
User status word, problem state, supervisor mode

B.
Program status word, working state, supervisor mode

C.
Program status mode, problem state, supervisor mode

D.
Program status word, problem state, supervisor mode

Explanation:
The program status word (PSW) holds different condition bits. One of
the bits indicates whether the CPU should be working in user mode (also called
problem state) or privileged mode (also called kernel or supervisor mode).


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