<prompt> Please answer with one of the option in the bracket. Write reasoning in between . Write answer in between .Q:A 54-year-old woman comes to the physician because she has not had her menstrual period for the last 5 months. Menarche occurred at the age of 11 years, and menses occurred at regular 28-day intervals until they became irregular at 30- to 45-day intervals with light flow 2 years ago. She does not have vaginal dryness or decreased libido. She had four successful pregnancies and breastfed all her children until the age of 2 years. There is no personal or family history of serious illness. Except when she was pregnant, she has smoked one pack of cigarettes daily for 30 years. She does not drink alcohol. She is 167 cm 5 ft 5 in tall and weighs 92 kg 203 lb; BMI is 33 kgm2. Her vital signs are within normal limits. Physical examination shows no abnormalities. Which of the following best explains this patients lack of symptoms other than amenorrhea?? A: Breastfeeding, B: Early menarche, C: Obesity, D: Smoking, E: Multiparity,  <response>: This is a question about amenorrhea lack of menstrual periods in a 54-year-old woman. The key facts from the stem are:- She is 54 years old and has not had a period for 5 months. - She had regular periods until 2 years ago when they became irregular.- She does not have vaginal dryness or decreased libido. - She has a history of 4 successful pregnancies and breastfeeding.- She has a 30 pack-year smoking history.- She is obese with a BMI of 33 kgm2.The question asks which of the choices best explains her lack of symptoms besides amenorrhea. Amenorrhea in a 54-year-old woman is likely due to perimenopause transitioning to menopause. The choices list several factors, but the one that best explains her lack of vaginallibido symptoms is obesity. Adipose tissue converts androgens to estrogen, which maintains vaginal thickness and libido. Therefore, obesity is protecting her from the vaginal atrophy and decreased libido that can occur with menopause.C: Obesity 