Final answer:
The MCPON wears a Gold Fouled Anchor with Silver USN and 3 Silver Stars on their collar.
Step-by-step explanation:
The correct answer is: a) Gold Fouled Anchor with Silver USN and 3 Silver Stars. The MCPON (Master Chief Petty Officer of the Navy) wears this insignia on their collar. The fouled anchor represents the Navy's connection to the sea, while the silver stars indicate the MCPON's rank. The MCPON serves as the senior enlisted advisor to the Chief of Naval Operations and represents the interests of enlisted personnel in the Navy.