一个关于hopefully的问题

pefzhao

The modernization program for the steel mill will cost approximately 51 million dollars, which it is hoped can be completed in the late 1980’s.

(A) The modernization program for the steel mill will cost approximately 51 million dollars,which it ishoped can be completed in the late 1980’s.
(B) The modernization program for the steel mill, hopefully completed in the late 1980’s, will cost approximately 51 million dollars.-hopefully is wrong here
(C) Modernizing the steel mill, hopefully to be completed in the late 1980’s, will cost approximately 51 million dollars.-wrong usage of hopefully
(D) The program for modernizing the steel mill, which can, it is hoped, be completed in the late 1980’s and cost approximately 51 million dollars.-run on sentence
(E) Modernizing the steel mill, a program that can, it is hoped, be completed in the late 1980’s, will cost approximately 51 million dollars.-Correct

麻烦大家帮忙解读一下，hopefully出现一定错吗？

labixiaoxinyue

hopefully比较口语化，所以都用it is hoped that。。。