Final answer:
The term for the area along the waterfront edge of the pier or wharf is 'quayside'. It is a pivotal part of the waterfront area where various maritime activities occur.
Step-by-step explanation:
The term for the area along the waterfront edge of the pier or wharf is quayside (Option A). This term refers to the side of the quay or the solid, stationary, and usually paved area along the dock where people and goods are loaded onto and off of boats or ships. The quayside is a critical component of a working waterfront where various maritime activities occur, such as loading and unloading cargo, providing passenger access, and possibly including recreational and tourism activities as well. Lining the waterfront, the quayside is often bustling with activity and serves as a meeting point between land and water transportation.