Consider a university database with the following entities: Student, Course, and Instructor. Each student can enroll in multiple courses, and each course can have multiple students enrolled. Additionally, each course is taught by one instructor, and an instructor can teach multiple courses. Students are uniquely identified by their student ID, courses are uniquely identified by their course code, and instructors are uniquely identified by their instructor ID. Represent this scenario using an ER diagram. Answer it with diagram