Create an ER Diagram using the scenario previded below.

b) The type of ER diagram that you draw (Chens or Crows Foot) is not important. Please include in your diagram all the notations needed.

c) The number of tables needed in each case should be clearly stated.

d) Four statements describing the ER is needed in all cases except the supertype/subtype relationships.

3) Employees have managers. While an employee need not manage any other employee(s) all employees have exactly one manager. Employee name, date joined, department, salary, educational level and certifications.