Though databases are largely created and maintained using digital tools these days, databases have existed in the physical world for a along time. Which of the follow best represents a phyiscal database?

My manager sends me an excel file and I don't know what to do with it$,$ so I open it up and try to use all the excel formulas I know to try to analyze some data or at the very least, impress my manager with my excel skills.

Cars parked in a parking garage, on multiple floors, with clear indications on how to go to the next floor as well as exited all the way down at the bottom.

While attending an event at an arena, my ticket shows the section, row, and seat number so I know where to sit.

A filing cabinet in a professional office that has one form for each client, but uses a client ID to refer to the client on other business forms.