Each person on the rig has a designated area to proceed to in the event of a fire. This assignment is shown clearly on which of the following documents?

Correct Answer: Option B — Muster List ("Station Bill")

The Muster List, commonly known as the Station Bill, outlines every crewmember's specific emergency duties, lifeboat assignments, and designated assembly or fire stations required by SOLAS and USCG safety regulations to maintain shipboard damage control readiness.