GMAt Set 3 - Q3

[torpedo]

A study by the Ocean Wildlife Campaign urged states to undertake a number of remedies to reverse a decline in the shark population, which includes the establishment of size limits for shark catches, closing state waters for shark fishing during pupping season, and requiring commercial fishers to have federal shark permits.

A. which includes the establishment of size limits for shark catches, closing
B. which includes establishing limits to the size of sharks that can be caught, closing
C. which include the establishment of size limits for shark catches, the closing of
D. including establishing size limits for shark catches, closing
E. including the establishing of limits to the size of sharks that are caught, the closing of

[ravigmat]

choices A,B,C have Modifier error.
Choice E lacks parallelism.
IMO D.
what's the Official Answer?

[solmon]

It is clear that after the comma the sentence should continue with 'closing'. That would eliminate C and E. I think the right answer is B here. D doesn't make sense to me 'including establishing'.
'includes establishing limits to the size of sharks' looks all right to me.

What is the Official Answer?

[helpme420]

I agree with Ravigmat and I'd pick 'D'; whats the Official Answer?