<prompt> Please answer with one of the option in the bracket. Write reasoning in between . Write answer in between .Q:A 19-year-old woman presents with irregular menstrual cycles for the past 3 years and facial acne. Patient says she had menarche at the age of 11, established a regular cycle at 13, and had regular menses until the age of 16. Patient is sexually active with a single partner, and they use barrier contraception. They currently do not plan to get pregnant. There is no significant past medical history and she takes no current medications. Vitals are temperature 37.0C 98.6F, blood pressure 12585 mm Hg, pulse 69min, respiratory rate 14min, and oxygen saturation 99 on room air. Physical examination is significant for multiple comedones on her face. She also has hair on her upper lip, between her breasts, along with the abdominal midline, and on her forearms. There is hyperpigmentation of the axillary folds and near the nape of the neck. Laboratory tests are significant for the following:Sodium 141 mEqLPotassium 4.1 mEqLChloride 101 mEqLBicarbonate 25 mEqLBUN 12 mgdLCreatinine 1.0 mgdLGlucose fasting 131 mgdL Bilirubin, conjugated 0.2 mgdLBilirubin, total 1.0 mgdLAST SGOT 11 ULALT SGPT 12 ULAlkaline Phosphatase 45 UL WBC 6,500mm3RBC 4.80 x 106mm3 Hematocrit 40.5Hemoglobin 14.0 gdLPlatelet Count 215,000mm3 TSH 4.4 μUmL FSH 73 mIUmLLH 210 mIUmLTestosterone, total 129 ngdL ref: 6-86 ngdLβ-hCG 1 mIUmLWhich of the following is the best course of treatment for this patient?? A: Finasteride, B: Oral contraceptives, C: Clomiphene, D: Goserelin, E: Letrozole,  <response>: Based on the patients presentation of irregular menstrual cycles starting at age 16, facial acne, hirsutism, and lab results showing elevated testosterone, LH, and FSH, this patient most likely has polycystic ovary syndrome PCOS. The first-line treatment for PCOS is combination oral contraceptives to regulate the menstrual cycle and treat hyperandrogenism. Clomiphene and letrozole are used for ovulation induction in patients desiring fertility. Finasteride treats androgen-dependent hair loss. Goserelin suppresses ovarian function and is used for endometriosis or uterine fibroids. Therefore, oral contraceptives are the best initial treatment option for this patient with PCOS.B: Oral contraceptives 