A PHY Header is added to the PSDU at which sub-layer?

A PHY Header is added to the PSDU at which sub-layer?
A . LLC
B . MAC
C . PLCP
D . PMD

View Answer

Answer: C

Explanation:

The PLCP adds a preamble and PHY header to the PSDU.

Reference: https://dot11ap.wordpress.com/define-terminology-related-to-the-mac-phy/