<prompt> Please answer with one of the option in the bracket. Write reasoning in between . Write answer in between .Q:A 2-year-old male presents to the emergency department for fatigue and lethargy. Upon presentation, the patient is found to be severely dehydrated. The patients mother says that he has been having non-bloody diarrhea for a day. She also says that the patient has not received any vaccinations after 6 months and currently attends a daycare center. The responsible microbe is isolated and its structure is analyzed. Which of the following organisms is most likely responsible for the symptoms seen in this child.? A: Campylobacter jejuni, B: Salmonella, C: Shigella, D: Rotavirus, E: Norovirus,  <response>: This is a question about identifying the most likely cause of diarrhea and dehydration in a 2-year-old child. The key details in the stem are: - 2-year-old male- Fatigue, lethargy, severe dehydration- Non-bloody diarrhea for 1 day- No vaccinations after 6 months of age- Attends daycare- Isolated microbe shows certain structural featuresThe choices given are various bacterial and viral pathogens that can cause diarrhea. I need to consider the age of the patient, the symptoms, the daycare exposure, and the lack of recent vaccinations to identify the most probable cause.D: Rotavirus 