Part or all of the following sentence is underlined; beneath the sentence are five ways of phrasing the underlined material. Select the option that produces the best sentence. If you think the original phrasing produces a better sentence than any of the alternatives, select choice A.

All of the ingredients for Pablo's secret chocolate chip cookie recipe, which included the special dark chocolate, was available in his mother's pantry.

(A) which included the special dark chocolate, was
(B) which included the special dark chocolate, they were
(C) including the special dark chocolate that was
(D) including the special dark chocolate, being
(E) including the special dark chocolate, were

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