请选择DCBA;m3O.l;^2F1h3{5v,v1W8@ —Whose ruler is it?+y;S;J7Y;z9g
—Maybe it’s _______________.+y;S;J7Y;z9g
A. Peter+y;S;J7Y;z9g
B. Peters+y;S;J7Y;z9g
C. Mary’s+y;S;J7Y;z9g
D. Peters’+y;S;J7Y;z9g