请教一题机经题

sihua

For the farmer who takes care to keep them cool, providing them with high-energy feed, and milking them regularly, Holstein cows are producing an average of 2,275 gallons of milk each per year.
A) providing them with high-energy feed, and milking them regularly, Holstein cows are producing
B) providing them with high-energy feed, and milked regularly, the Holstein cow are produces
C) provided with high-energy feed, and milking them regularly, Holstein cows are producing
D) provided with high-energy feed, and milked regularly, the Holstein cow produces
E) provided with high-energy feed, and milked regularly, Holstein cows will produce
选了E 不知对错

sihua

SORRY 没贴好再贴一次

For the farmer who takes care to keep them cool, providing them with high-energy feed, and milking them regularly, Holstein cows are producing an average of 2,275 gallons of milk each per year.

A)    providing them with high-energy feed, and milking them regularly, Holstein cows are producing

B)      providing them with high-energy feed, and milked regularly, the Holstein cow are produces

C)    provided with high-energy feed, and milking them regularly, Holstein cows are producing

D)    provided with high-energy feed, and milked regularly, the Holstein cow produces

E)      provided with high-energy feed, and milked regularly, Holstein cows will produce

F)     选了E 不知对错