— How did you find your sister in such a big and strange city?

— I ____ her in the railway station when I was looking for the police for help. [ ]

A. came about

B. came out

C. came up

D. came across

按合同类型索赔可以分为（）。

A、总承包合同索赔

B、分包合同索赔

C、劳务合同索赔

D、预算合同索赔

E、招标合同索赔