A 34-year-old man with seasonal work in a flour mill presents with cough and wheeze that improve on days off and holidays. Spirometry confirms reversible airflow obstruction. What is the most appropriate management step?AAdvise removal from exposure and refer to occupational healthBPrescribe high-dose oral Prednisolone long termCAdvise wearing a simple paper mask onlyDReassure that this is benign and needs no actionEIssue a fit note for permanent incapacity without assessmentCheck my answer