请选择ABC7k7X6[5u5F5[5`+E-I9p's She is ________ a picture in the study.7}4V;j+r9U3C1I
A. writing7}4V;j+r9U3C1I
B. drawing7}4V;j+r9U3C1I
C. looking7}4V;j+r9U3C1I