Question: The term empty input describes what happens when a. the user presses the Spacebar Enter and then the key b. an input operation attempts to

The term empty input describes what happens when a. the user presses the Spacebar Enter and then the key b.

a. the user presses the Spacebar Enter and then the key b. an input operation attempts to read data, but there is no data to read c. the user enters 0 when 0 is an invalid value d. the user enters any invalid data as input

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