{b} What are the total number of "worker days\" or "man days" for this project? 45 {Assume a worker- day is a \"unit of work\" representing the work done by one person in one day. Note that a "man-month" represents the work done by one person in one month. You may have heard of the "mythical man month". Brooks' law: "adding manpower to a late software project makes it later". This is discussed briefly in chapter 9 of the textbook. It explains why this may be the case, but also explains that adding more people to a late project does not always cause it to be delayed further.)