Question: ( Total 1 2 pts ) Given the database tables above, use SQL commands ( queries ) to answer the following questions: a . (

(Total 12 pts)Given the database tables above, use SQL commands(queries) to answer the following questions:
a.(4 pts) Display all employees' first names, last names and salaries in department 5.
b.(4 pts) Display the total number of hours the employess worked on project 30.
c.(4 pts) Display Franklin Wong's dependents' names
( Total 1 2 pts ) Given the database tables

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