help me!

calista5133

During the first nine months of 1979, textbook publishers incurred substantial costs for creating products that, due to a decline in public funding for instructional material, never were sold.

(A) funding for instructional material, never were

(B) funding for instructional material, never was

(C) funding, the instructional material, was never

(D) funding for instructional material, the products were never（A）

(E) funding, they were never

i think  answer A is not all right ,for we should say that were never sold ,but not never were sold,who can help me?

rt316

A的确不是完美的，但是相比是最好的。