use the following business rules to create a crow’s foot erd. write all appropriate connectivities and cardinalities in the erd. • a department employs many employees, but each employee is employed by only one department. • some employees, known as "rovers," are not assigned to any department. • a division operates many departments, but each department is operated by only one division. • an employee may be assigned many projects, and a project may have many employees assigned to it. • a project must have at least one employee assigned to it. • one of the employees manages each department, and each department is managed by only one employee. • one of the employees runs each division, and each division is run by only one employee. 2. create a compl