<prompt> Please answer with one of the option in the bracket. Write reasoning in between . Write answer in between .Q:A 47-year-old African-American woman presents to her primary care physician for a general checkup appointment. She works as a middle school teacher and has a 25 pack-year smoking history. She has a body mass index BMI of 22 kgm2 and is a vegetarian. Her last menstrual period was 1 week ago. Her current medications include oral contraceptive pills. Which of the following is a risk factor for osteoporosis in this patient?? A: Age, B: Body mass index, C: Estrogen therapy, D: Race, E: Smoking history,  <response>: The key factors to consider for osteoporosis risk in this patient are:- Age: At 47 years old, she is approaching menopause when estrogen levels drop and bone loss accelerates. Age is a risk factor.- Race: African Americans have a lower risk of osteoporosis compared to Caucasians and Asians. Race is protective. - Smoking: Her 25 pack-year history of smoking is a significant risk factor for osteoporosis. - BMI: Her BMI is normal. Low BMI is a risk factor, but normal BMI is not.- Estrogen therapy: She is on oral contraceptive pills, which provide estrogen. Estrogen therapy is protective against bone loss.E: Smoking history 