That's the taxi____he came here.A in which B which C by which D by that

That's the taxi____he came here.A in which B which C by which D by that
That's the taxi____he came here.A in which B which C by which D by that

That's the taxi____he came here.A in which B which C by which D by that
选C.这是个定语从句.因为从句不缺成分了,所以要用关系副词.而关系副词=介词+which,by the taxi.所以选c