Very briefly explain why the following statements are incorrect, and/or what change makes each a correct or complete statement (10 points) Statement What is wrong, and what makes it correct/complete? Variety and process flexibility are two of the 4 key product attributes Expecting too much product variety from an inflexible process will result in opportunity costs Buffer is a flow unit that has to wait An increase in the duration of a process leads to an increase in the outflow rate (R) (Assuming that the Inventory remains unchanged). The positions desired to occupy in a firm's competitive product space are called the competitive product space