hi there, please please answer both parts for thumbs up :))

Consider the database consisting of the following tables: Student(student id, student_name, street, city) Enrolls(student id, course id, marks) Courses(course id, course_name, credit_points) Tutors(course id, tutor id) Assuming that tutors are also students, write down the SQL expressions for the following queries: a) Find the name of the students who live in the same city as any of their respective tutors. b) Find the names of all the students who have achieved the highest average marks