The reality.
Our everyday waking reality consists of necessary mandated things like eating, drinking, breathing, eliminating and copulating. This activities have been programmed into us from the get-go. Other actions like gardening or killing your next door neighbor with a rusty axe are Elective activities and are all available to you to experience. In a simulation anything is up for grabs. You must remember that some things are frowned upon and you must act accordingly.