请选择ABCD)};M2s5V)z6Z4E6?'];}.U The old man_________for three years.+D/r)r4g:Y
A. was dead+D/r)r4g:Y
B. was died+D/r)r4g:Y
C. has been dead+D/r)r4g:Y
D. has died+D/r)r4g:Y