A.①②④B.①②③④C.①③④D.②③
A.③④B.①②④C.①②③④D.①②③
A.分散風(fēng)險B.經(jīng)濟(jì)給付C.經(jīng)濟(jì)補(bǔ)償D.防災(zāi)防損