请选择ABC6A0s/E0iHis pen is longer than ________ .,G6`.C/E,g-f'R6v-S)T0E'n9^+t+S
A. Liu Tao,G6`.C/E,g-f'R6v-S)T0E'n9^+t+S
B. her,G6`.C/E,g-f'R6v-S)T0E'n9^+t+S
C. Gao Shan’s,G6`.C/E,g-f'R6v-S)T0E'n9^+t+S