Given the following data objects (Data entities) and data elements (attributes) of a sample database. Data Object Student Class Teacher Data Element Student id Student Name Class Id Class name Student Class grade Teacher id Teacher Name a.identify relationship among Data Objects them. b.Identify entity specific and common attributes from the attributes list. c.It seems there should be more data entities and more attributes involved in this database to make it efficient and useful. Add necessary and sufficient data elements and data object to this database and draw an ERD for it. Your resulting ERD should be able to hold the answer for following queries (database questions) i.Who are Mike Smith students in CSDA 5210 sec 01 ii.What are classes taken by Jim Meadows in fall 2020 semester iii.What is jenny’s grade in BUSS 5000