136.The labor agreement permits staff reductions through (attrition with increased pension benefits and a special early-retirement program for speeding it up.)
(b) attrition and provides increased pension benefits and a special early-retirement program to speed the attrition process.
(c)attrition, which will be speeded up by providing increased pension benefits and a special early-retirement program.
(d)attrition,which, by their providing increased pension benefits and a special early-retirement program, will speed the process.
(e) attrition,which provides increased pension benefits and a special early-retirement program for speeding the attrition process.
答案是B,我选C ,请教C 为什么不对? |