Deals Inc. provides its sales representatives with phones to use in the ordinary course of business. Deals monitors the employees$$ electronic communications made through the phones. This is

a$.$ within the rights of the employer even if it did not provide the phones.

b$.$ a $$business$-$extension exception$$ under the Electronic Communications Privacy Act.

c$.$ a subject for dispute resolution by the phone service.

d$.$ a violation of the rights of the employees.