public Enrollment GetEnrollByGrade(string grade) { return(enrollrepo.GetEnrollmentByGrade(grade)); //Console.WriteLine("Enter the grade: "); //string grade = Console.ReadLine(); //Enrollment result = enrollrepo.GetEnrollmentByGrade(grade); //if (grade != null) //Console.WriteLine(result.Id + result.Grade + result.StudentId + result.CourseId); }