请选择ABCD8N(|9gHer grandmother often takes ______________ after dinner.9U7]1X4d0x,^6[
A. walking9U7]1X4d0x,^6[
B. to walk9U7]1X4d0x,^6[
C. walks9U7]1X4d0x,^6[
D. a walk9U7]1X4d0x,^6[