<prompt> Please answer with one of the option in the bracket. Write reasoning in between . Write answer in between .Q:A 23-year-old G1P0 primigravid woman at 28 weeks estimated gestational age presents for a prenatal checkup. She says she has been having occasional headaches but is otherwise fine. The patient says she feels regular fetal movements and mild abdominal pain at times. Her past medical history is unremarkable. Current medications are a prenatal multivitamin and the occasional acetaminophen. Her blood pressure is 148110 mm Hg today. On her last visit at 24 weeks of gestation, her blood pressure was 14696 mm Hg. On physical exam, the fundus measures 28 cm above the pubic symphysis. Laboratory findings are significant for the following:Serum Glucose fasting 88 mgdLSodium 142 mEqLPotassium 3.9 mEqLChloride 101 mEqLSerum Creatinine 0.9 mgdLBlood Urea Nitrogen 10 mgdLAlanine aminotransferase ALT 18 ULAspartate aminotransferase AST 16 ULMean Corpuscular Volume MCV 85 fLLeukocyte count 4,200mm3Reticulocyte count 1Erythrocyte count 5.1 millionmm3Platelet count 95,000mm3Urinalysis show:Proteins 2Glucose negativeKetones negativeLeucocytes negativeNitrites negativeRed Blood Cells RBCs negativeCasts negativeWhich of the following medications would be the next best step in the treatment of this patient?? A: Diazepam, B: Ethosuximide, C: Magnesium sulfate, D: Valproic acid, E: Phenobarbital,  <response>: This is a question about preeclampsia in pregnancy. The patient is 23 years old, 28 weeks pregnant, with elevated blood pressure of 148110 mmHg compared to 14696 mmHg at her last visit. Other key findings are proteinuria on urinalysis, low platelet count, and normal liver enzymes. This clinical presentation is most consistent with preeclampsia. The next best step would be to start magnesium sulfate to prevent seizures from developing in this patient with severe features of preeclampsia.The answer choices list various anti-seizure medications. However, magnesium sulfate is the drug of choice for seizure prophylaxis in preeclampsia. The other medications are incorrect choices for this clinical scenario.C: Magnesium sulfate 