一道英语单选题1．Thepopulationofthevillagenearsea,（）aremakingtheireffortstodevelopeconomyoftheirown.AnearlyseventypercentofwhichdependonfishingB．ofwhichnearlyseventypercentdependsonfishingC.nearlysevent

　　一道英语单选题

　　1．Thepopulationofthevillagenearsea,（）aremakingtheireffortstodevelopeconomyoftheirown.

　　Anearlyseventypercentofwhichdependonfishing

　　B．ofwhichnearlyseventypercentdependsonfishing

　　C.nearlyseventypercentofwhomdependsonfishing

　　D．ofwhomnearlyseventypercentdependonfishing

　　我想问A为什么不可以!

　　population,人口,又不是人,怎么能用ofwhom呢?