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The level of the signal ERROR(active low) becomes ‘low’ when the printer is in

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The level of the signal ERROR(active low) becomes ‘low’ when the printer is in

(a) Paper end state

(b) Offline state

(c) Error state

(d) All of the mentioned

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I'd like to ask this question from Modes of Operation of 8255 in portion Basic Peripherals and their Interfacing with 8086/88 of Microprocessor

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The correct choice is (d) All of the mentioned

To explain: The level of the signal ERROR(active low) becomes ‘low’ when the printer is in the Paper end state, Offline state and Error state.

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