There are $4$ tables were listed as Course $,$ Class, Enroll, and Student $.$

The Course's fields are: course code, department code, course description, course credit.

The Class's fields are: class code, course code, class section, class time, classroom, professor number.

The Enroll$$s fields are: class code student number, enroll grade.

The Student table's fields are: student number, student last name, student first name, student initials, student dob, student hrs$,$ student gpa $,$ student transfer, department code, student phone, professor number.

A one$-$to$-$many relationship connects the course code fields in the Course and Class tables.

A one$-$to$-$many relationship connects the class code fields in the Class and Enroll tables.

A one$-$to$-$many relationship connects the student number fields in the Enroll and Student.

Identify each relationship type and use plain English to describe the relationships between tables.