The nurse is caring for a client who has a bowel obstruction and a new prescription for the insertion of a nasogastric tube. Which of the following interventions should the nurse take when inserting the nasogastric tube?

Instruct the client to place his chin to his chest and swallow.

Measure the tube for insertion from the tip of the nose to the umbilicus.

Place the client in a supine position.

Withdraw the tube if the client gags during insertion.