A 48 year old G3P3 woman presents to the office for a health maintenance examination. Her past medical history is negative. Her family history is significant for hypertension in her father and diabetes mellitus in her mother. Her grandfather passed away from colon cancer at the age of 82. She is worried about getting colon cancer and desires to undergo screening. Her body mass index (BMI) is 23 and her physical exam is normal. What is the most appropriate next step in the management of this patient