<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 with a history of poorly controlled asthma presents to her pulmonologist for a follow-up visit. She was recently hospitalized for an asthma exacerbation. It is her third hospitalization in the past five years. She currently takes inhaled salmeterol and medium-dose inhaled budesonide. Her past medical history is also notable for psoriasis. She does not smoke and does not drink alcohol. Her temperature is 98.6F 37C, blood pressure is 11065 mmHg, pulse is 75min, and respirations are 20min. Physical examination reveals bilateral wheezes that are loudest at the bases. The patients physician decides to start the patient on zileuton. Which of the following is the most immediate downstream effect of initiating zileuton?? A: Decreased production of leukotrienes, B: Decreased signaling via the leukotriene receptor, C: Decreased IgE-mediated pro-inflammatory activity, D: Decreased mast cell degranulation, E: Decreased signaling via the muscarinic receptor,  <response>: This is a clinical vignette about a 19-year-old woman with poorly controlled asthma who is being started on a new medication, zileuton. The question asks about the most immediate downstream effect of initiating this medication. To answer this, we need to know:- Relevant details about the patients history and exam findings poorly controlled asthma, multiple hospitalizations, current meds, exam findings of wheezing- What type of medication zileuton is and its mechanism of actionThe choices describe potential downstream effects of zileuton, so we need to identify which one would occur most immediately after starting the drug.A: Decreased production of leukotrienes 