Suppose you have 3 mats, 35 strips, and 17 units for a total count of 667. Briefly describe the exchanges you would make to keep the same total count but have the smallest possible number ofmanipulative pieces.What exchanges would give the smallest possible number of manipulatives?A. Replace mat(s) with strip(s) and replace strip(s) with unit(s).B. Replace unit(s) with strip(s).C. Replace strip(s) with unit(s).D. Replace strip(s) with mat(s).E. Replace mat(s) with strip(s).F. Replace unit(s) with strip(s) and replace strip(s) with mat(s).