What is the structure of an Ethernet II frame and the purpose of each field?

• A. A frame contains Destination MAC, Source MAC, Ethertype, Payload, and FCS; Ethertype indicates the higher-layer protocol; FCS provides error detection.
• B. A frame contains Destination IP, Source IP, Protocol, Payload, and Checksum.
• C. A frame consists of Preamble, SFD, MAC addresses, and CRC.
• D. The frame includes Version, Length, Payload, and CRC.

Answer: (B)