Answer:
Quantitative-Discrete-Ordinal
Explanation:
Quantitative: The data is numeric, is a set of numbers assigned to a group of people and involves counting, so the data is quantitative; a qualitative data would be for example grouping by colors or by music preferences
Discrete: The values assigned are fixed and uses natural numbers from 1 to 5; don´t include fractions or negative numbers like 1.5, meaning it can´t be continuous.
Ordinal: The values assigned to each person determines the order or ranking in the group, in this case, determining the order in which they're going to be served.