Sentence Correction

I need help finding the subject of the sentence when its hidden in an among construction


Among the reasons for the decline of New England agriculture in the last three decades were the high cost of land, the pressure of housing and commercial development, and basing a marketing and distribution system on importing produce from Florida and California.
(A) basing a marketing and distribution system on importing produce from Florida and California
(B) basing a marketing and distribution system on the imported produce of Florida and California
(C) basing a system of marketing and distribution on the import of produce from Florida and California
(D) a marketing and distribution system based on importing produce from Florida and California
(E) a marketing and distribution system importing produce from Florida and California as its base




Among the emotions on display in the negotiating room were anger for repeatedly raising the issue over and over again and preventing the raw wounds from earlier battles from ever beginning to heal.

(A) were anger for repeatedly raising the issue over and over again and preventing the raw wounds from earlier battles from ever beginning to heal
(B) was anger for repeatedly raising the issue and preventing the raw wounds from earlier battles from ever beginning to heal
(C) were anger over repeatedly raising the issue and preventing the raw wounds from earlier battles to begin healing
(D) was anger about the issue, which was raised over and over, and preventing the wounds from earlier battles, still raw, to begin healing
(E) were anger about the issue, which was raised repeatedly, and preventing the raw wounds from earlier battles to begin to heal