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,
E. so persistent her lobbying for wage and hour reform, that
Please explain this
So far I know that so x that y is an idiom. Some where in the reply it was mentioned that so x,so y that z is also an idiom.
My next question in this sentence "Frances Perkins’investigations " is possessive describing investigations of Frances Perkins and later mentioned her lobbying . So my question is
her lobbying equivalent to Frances Perkins's lobbying ( as her can be used as possessive pronoun)