21.下列何者與病人發生支氣管擴張症有關？ (1). Sjogren's syndrome (2). Allergic bronchopulmonary aspergillosis (3). Ammonia inhalation (4). Gastric acid aspiration (5). α1-antitrypsin deficiency
(A)2
(B)2+3
(C)2+5
(D)2+3+4+5
(E)1+2+3+4+5