Which correctly explains how to use place value and the distributive property to find the product of 742 and 9? a) write 742 as 7 + 40 + 200. multiply each addend by 9. then add the three products to get 2,223. b) write 742 as 70 + 400 + 2. multiply each addend by 9. then add the three products to get 4,248. c) write 742 as 700 + 4 + 20. multiply each addend by 9. then add the three products to get 6,516. d) write 742 as 700 + 40 + 2. multiply each addend by 9. then add the three products to get 6,678.