Which is an example of a report a company might create using a relational database?

Which is an example of a report a company might create using a relational database? a. a toy manufacturer joining data tables of restaurant locations, customer names, and amount of toys ordered
b. a clothing retailer joining data tables of pant designers, available styles, and herbal teas
c. a hospital joining data tables of surgical equipment, best-selling novels, and types of surgery
d . a college bookstore joining data tables of professor names, classes they teach, and books they require