[3] Functional Dependency Exercise PROJECT/EMPLOYEE PROJ NUMPRJ NAMEEMP NUM EMP NAME JOB CLASS CHR HOUR HOURS PROJ_NUM: Project number PRJ NAME: Project name EMP NUM: Employee number EMP NAME: Employee name JOB Class: job class CHR HOUR: charge hours (hourly charge) HOURS: work hours note: The charge hour attribute represents the employee's hourly charge and it can be decided by the employee's job class. Employees can work for different projects and each project-work hour is traced. A project needs many employees