请选择ABC-j4T9o(v'k*p7?,M+N*@5d/]3_3X-?2m ——Whose ruler is it?+O/y8\'j.A+I0u8c.c4~:f8K:s8E
——Maybe it’s _______.+O/y8\'j.A+I0u8c.c4~:f8K:s8E
A. Peter+O/y8\'j.A+I0u8c.c4~:f8K:s8E
B. Peters+O/y8\'j.A+I0u8c.c4~:f8K:s8E
C. Mary’s+O/y8\'j.A+I0u8c.c4~:f8K:s8E