A keyboard locks up intermittently even when replaced with a new keyboard. What is the LEAST likely cause of the problem?

A keyboard locks up intermittently even when replaced with a new keybo

1.	A keyboard locks up intermittently even when replaced with a new keyboard. What is the LEAST likely cause of the problem?
A.	A second bad keyboard
B.	The keyboard controller chip
C.	The keyboard connector
D.	The motherboard
E.	None of the above
Answer» B. The keyboard controller chip

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A keyboard locks up intermittently even when replaced with a new keyboard. What is the LEAST likely cause of the problem?

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