PAF has modernized its manufacturing facilities which has resulted in significant changes to cost manufacturing structures. Which of the following statements is(are) false 1. the proportion of direct labour increases 2. the proportion of manufacturing overhead increases 3. product diversity decreases 4. the proportion of non volume related manufacturing overheads increases a. 1 and 2 b. Some other alternative not listed here c. 2 and 3 d. 2 and 4 e. 3 and 4