新prep sc2 228 从未讨论过的

228.
            (27558-!-item-!-188;#058&002489)     (GWD-5-Q1)

So
dogged were Frances Perkins' investigations of the garment industry, and her
lobbying for wage and hour reform was persistent, Alfred E. Smith and
Franklin D. Roosevelt recruited Perkins to work within the government, rather
than as a social worker.

A.
and her lobbying for wage and hour reform was persistent,

B.
and lobbying for wage and hour reform was persistent, so that

C.
her lobbying for wage and hour reform persistent, that

D.
lobbying for wage and hour reform was so persistent,    答案：E

E.
so persistent her lobbying for wage and hour reform, that