A nurse is providing discharge instructions to a client who has a peptic ulcer. Which of the following information should the nurse include in the teaching?

"Monitor for any increase or unintentional weight gain.”

"Monitor for any changes in the color of your stool such as dark or black-colored stool."

"Monitor for the appearance of ecchymosis on the sides of your abdomen/pelvic areas."

"Monitor for any changes in the color of your urine such as maroon or red-colored urine."