甲施工单位将脚手架安装作业分包给乙单位，后因脚手架质量问题导致甲方工人丙跌落受伤，则下列关于本案责任承担的说法，正确的是( )。

A．甲可要求乙承担违约责任

B．甲可要求乙承担侵权责任

C．丙可要求乙承担违约责任

D．丙可要求脚手架生产厂家承担违约责任

E．丙可要求甲承担赔偿责任

Half of his money    ___  in the "found and lost case".           [ ]

A. has found  

B. have found  

C. was found      

D. were found