Each network card has a unique number identifier typically consisting of a 48-bit hexadecimal number, split into two 24-bit portions. What does the second 24-bit portion identify?

Each network card has a unique number identifier typically consisting

1.	Each network card has a unique number identifier typically consisting of a 48-bit hexadecimal number, split into two 24-bit portions. What does the second 24-bit portion identify?
A.	The PC manufacturer
B.	The card manufacturer
C.	The actual card
D.	The IP address
Answer» D. The IP address