In the keypad encoder, just after the 4 ms mark, the simulation initiates the release of the key by changing the column value to ________, which causes the d output to go into its Hi-Z state.

In the keypad encoder, just after the 4 ms mark, the simulation initia

1.	In the keypad encoder, just after the 4 ms mark, the simulation initiates the release of the key by changing the column value to ________, which causes the d output to go into its Hi-Z state.
A.	0 hex
B.	4 hex
C.	8 hex
D.	F hex
Answer» E.