Each customer is identified by a customer No and each salesperson by a salesperson No. A determinancy diagram including customer No, salesperson No and salesperson Name is shown below. The association...

Each customer is identified by a customer No and each salesperson by a salesperson No. A determinancy diagram including customer No, salesperson No and salesperson Name is shown below. The association represented between customers and salespersons is that a salesperson services a customer.

Which of the following enterprise rules are consistent with the diagram?

(a) A customer may be serviced by several salespersons.

(b) A salesperson may service many customers.

(c) Several salespersons may have the same name.

(d) A salesperson may have several names.