A 51-Year-Old Woman Calls with Complaints of Weight Loss and Constipation

A 51-year-old woman calls with complaints of weight loss and constipation. She reports enlarged hemorrhoids and rectal bleeding. You advise her to:

A) use a topical, over-the-counter hemorrhoid treatment for 1 week.
B) exercise and eat more fiber.
C) come to the laboratory for a stool guaiac test.
D) eat six small meals a day.