Are the following statements true or false? [Only write down one word: True or False] (5 points) A) The difference between processing rate and throughput is called Safety Inventory B) One of the ways to reduce total flow time is to reduce the duration of non-critical path of a process C) Product mix modification refers to choosing the product with less flow time over all other products D) Process imperfections may be hidden due to the wastes in a system, so to eliminate wastes from the root, we need identify and gradually eliminate wastes, and remove or fix the process imperfections gradually too E) Increase in the average flow time results in reduction of the throughput