As, there was a set of information which is preferred by Marco, as the data base in placed upon his preference in the given way, or we can say inside a given arrangement inside the data base or the server which is present at the back end of the whole setup of the program.
So, that is how Marco is able to change or turn the information which is obviously logical into the data, having showed his first, second, and third favorite ice cream flavors for each person in his school. He used it to decide which flavors to order for the school’s cafe.