A nurse is reinforcing teaching with a client who has gestational hypertension about collecting a 24-hr urine specimen for protein. Which of the following statements should the nurse include in the teaching?

"Cleanse your perineum with povidone-iodine prior to collecting each urine specimen."

"You should record the time on the collection container of any missed urine specimens."

"Do not add a urine specimen to the collection container if it contains stool."

"You should start the 24-hour collection with your first urination."