EMERGENCY !! CAN ANYONE HELP ME TO SOLVE QUESTION C,D AND E PLEASE !!

5. Department Employee Project Y dept_ID name emp_ID 8 proj_ID name deadline dept_ID proj_ID name address Figure 4 / Rajah 4 Answer the following questions based on Figure 4. a. Write all the primary keys. (3) b. Write all the foreign keys. (2) c. Write the cardinality constraint for Department and Employee. (2) d. Write the cardinality constraint for Employee and Project. (2) e. Is the name in Department and Employee are the same? Justify your answer. (1) (Total: 10)