A Nurse Is Preparing to Administer Total Parenteral Nutrition to a Client

A nurse is preparing to administer total parenteral nutrition to a client with a severely dysfunctional gastrointestinal tract. Which of the following actions of the nurse is inappropriate?

A) Change of TPN solution every 12 to 24 hours
B) IV medications and blood are given through the TPN line
C) Adding insulin to the TPN solution
D) Use of strict aseptic technique