2. 140 Points] Assume a private school with the following information There are persons. each person is identified by a SSN. Additionally he/she has a name, gender, dob, address, email and cell number. There are tutors. Each tutor is identified by an id. Additionally he/she has an hourly rate and inherits all the properties of a person. Also, a tutor can have only one specialty which could be Math, Physics, English, etc. .There are students. Each student is identified by an ID. Additionally, a student inherits all the properties of a person. A private lesson is at a certain date and time Each private lesson is given by a tutor to a student. Many tutors can give lessons to the same student. a) Draw the E/R diagram of a DB design for the above information