Place the letter of the appropriate business function of the value chain in Column 2 in the blank next to each cost item.in Column 1 Column 2 A Research and Development B Design C Production D Marketing Column 1 Cost of customer order forns Cost of paper used in manufacture of books Cost of paper used in packing cartons to ship books Cost of paper used in display at national trade show Depreciation of trucks used to transport books to college bookstores Cost of the wood used to manufacture paper Salary of the scientists attempting to find another source of printing ink Cost of defining the book size so that a standard-sized box is filled to capacity E Distribution F Customer Service