当你想知道这些物品是谁的时，问：请选择ABC9S2_;[7b.Y1F4v;i-n5E9S2b/D;H7C;{6}1k+m;m0T3A
A. Whose are these?-n5E9S2b/D;H7C;{6}1k+m;m0T3A
B. Whose are those?-n5E9S2b/D;H7C;{6}1k+m;m0T3A
C. Who are they?-n5E9S2b/D;H7C;{6}1k+m;m0T3A