Question: In the keypad application, just after the 4 ms mark the simulation imitates the release of the key by changing the column value back to F hex, which causes the d output to go into its Hi-Z state. On the next rising clock edge, what happens to dav ?
Options
A : It goes HIGH.
B : It goes LOW.
C : It goes to Hi-Z.
D : It goes to 1111H.
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