i. The age of employees must be greater than or equal to 18 ii. The supervisor of an employee must be older than the employee iii. The salary of an employee cannot be greater than the salary of hisher supervisor iv. The hire date of employees must be greater than their birth date v. The start date of an employee as manager of a department must be greater than his/her h An employee works at least 30h/ week and at most 50h/ week on all its projects i. The age of employees must be greater than or equal to 18 ii. The supervisor of an employee must be older than the employee iii. The salary of an employee cannot be greater than the salary of hisher supervisor iv. The hire date of employees must be greater than their birth date v. The start date of an employee as manager of a department must be greater than his/her h An employee works at least 30h/ week and at most 50h/ week on all its projects