The old lady visited the small Village _______ the morning. [ ]

A. on

B. in

C. at

患者形体肥胖，近半年月经延后，经量少，色淡质黏腻，渐至月经停闭，胸闷泛恶，神疲倦怠，纳少痰多，色白，苔腻，脉滑。治疗应首选的方剂是（）

A.四君子汤合二陈汤

B.二陈汤合苍附导痰汤

C.启宫丸合四君子汤

D.二陈汤合启宫丸

E.四君子汤合苍附导痰汤