Suppose you want to create a query that displays the class name, customer's last name, instructor's last name, and class date. What tables are required to answer this query?

a$.$ Classes, Customers, Reservations

b$.$ Classes, ClassInstructors, Customers, Reservations

c$.$ Classes, ClassInstructors, Reservations

d$.$ Classes, ClassInstructors, Customers, Instructors, Reservations