Which of the following are characteristics of 802.1p? (Choose two)

A. 802.1p adds 16 bits to the Layer 2 header,
B. 802.1p adds 16 bits to the Layer 3 header.
C. 802.1p specifies 64 different priority levels.

D. 802.1p uses a field in the 802.1Q header.

E. 802.1p uses a field in the Layer 3 IP header

F. 802.1p defines a 3-bit Class of Service field.