Based on the cost information provided in Metric $1$ Case $2,$ besides food, condiments and drink, what are Burrito Burrito's other variable costs $($see the "instructions for metric mastery quizzes" pdf in the content section on D$2$L FOR Metric $1$ Case $2$ info$)?$

Question $3$ options:

Cash register.

Packaging.

Advertising expense.

Restaurant license.

Kitchen$/$serving staff.