31. 使用endobronchial ultrasound with transbronchial needle aspiration (EBUS+TBNA)，可以同時取得哪些淋巴結？ (A) Station 1 (highest mediastinal) + Station 2 (upper paratracheal) (B) Station 3 (prevascular and retrotracheal) + Station 4 (low paratracheal) (C) Station 5 (subaortic) + Station 6 (para-aortic) (D) Station 7 (subcarinal) + Station 8 (paraesophageal)