A 14-year-old girl is brought by her mother to the clinic one day before the start of ninth grade for complaints of a three day history of episodes of shortness of breath. When she gets the shortness of breath, she also notices tingling around her lips. She has no fever, cough, sputum production, or chest pain. She has no history of serious illness and takes no medications. Vital signs are normal. Cardiac, lung, and extremity exams show no abnormalities. Which of the following is the most likely diagnosis?a) Anxietyb) Asthmac) Left‐sided heart failured) Aspiration of a foreign bodye) Pneumonia