<prompt> Please answer with one of the option in the bracket. Write reasoning in between . Write answer in between .Q:A 3100-g 6.9-lb male newborn is brought to the emergency department by his mother because of fever and irritability. The newborn was delivered at home 15 hours ago. He was born at 39 weeks gestation. The mothers last prenatal visit was at the beginning of the first trimester. She received all standard immunizations upon immigrating from Mexico two years ago. Seven weeks ago, she experienced an episode of painful, itching genital vesicles, which resolved spontaneously. Four hours before going into labor she noticed a gush of blood-tinged fluid from her vagina. The newborn is ill-appearing and lethargic. His temperature is 39.9C 103.8F, pulse is 170min, respirations are 60min, and blood pressure is 7045 mm Hg. His skin is mildly icteric. Expiratory grunting is heard on auscultation. Skin turgor and muscle tone are decreased. Laboratory studies show:Hemoglobin 15 gdLLeukocyte count 33,800mm3Platelet count 100,000mm3Serum glucose 55 mgdLWhich of the following is the most likely causal organism?? A: Staphylocccus aureus, B: Clostridium botulinum, C: Staphylococcus epidermidis, D: Neisseria meningitidis, E: Streptococcus agalactiae,  <response>: Based on the information provided in the question stem, this appears to be a case of a newborn with signs and symptoms of sepsis, including fever, irritability, lethargy, tachypnea, hypotension, jaundice, and grunting. Relevant history includes:- Home birth 15 hours ago at 39 weeks gestation - Mother had genital vesicles 7 weeks ago, suggesting possible herpes simplex virus infection- Mother had bleeding before labor, raising concern for chorioamnionitis- Immigrated from Mexico 2 years ago, so infectious exposures may differ from US populationLab findings of high WBC count, low platelets, and hypoglycemia support diagnosis of sepsis.Of the answer choices provided, Streptococcus agalactiae Group B Streptococcus is the most likely organism. This bacteria commonly colonizes the genital tract and can cause early-onset neonatal sepsis. The other options are less likely based on the clinical presentation.E: Streptococcus agalactiae 