It Is Connor's First Day as a CNA at the Nursing

It is Connor's first day as a CNA at the nursing home and he is answering the phones on his unit.A physician calls to place a medication order.What should Connor do before he takes it?

A) Ask someone else to listen in on the conversation to make sure the order is corect.
B) Determine nursing home policy,as a registered nurse may be required to take medication orders by phone.
C) Make sure to have complete identifying information for the physician.
D) Ensure that the physician knows this is his first day as a CNA at the nursing home.