请选择ABCD8~9`+[ Thank you ________ giving me so much help./W6j,P(_;o3O8e-r.K4R
A. to/W6j,P(_;o3O8e-r.K4R
B. for/W6j,P(_;o3O8e-r.K4R
C. with/W6j,P(_;o3O8e-r.K4R
D. in/W6j,P(_;o3O8e-r.K4R