A company wants to track its employees, departments, and

projects. Each employee works in one department but can be

involved in multiple projects.

Which ER model best represents this scenario?

a$.$ Employees $(N)harr$ Departments $(M)harr$ Projects $(N)$

b$.$ Employees $(1)$ Departments $($M$)$ Projects $($N$)$

c$.$ none of these

d$.$ Departments $(1)$ Employees $(N)$ Projects $(N)$

e$.$ Employees $(M)harr$ Projects $($N$),$ Employees $(1)$ Departments $(1)$