$(2$ points$)$ Use the project plan and the calendar to answer the question $-$ If the duration for the "Complete Business Case" is four days, what should be the start and end dates?

September $2020$

$\backslash$table$[[,$Sun,Mon,Tue,Wed,Thu,Fri,Sat$],[,,,1,2,3,4,5],[,6,7,8,9,10,11,12],[,13,14,15,16,17,18,19],[,20,21,22,23,24,25,26],[,27,28,29,30,,,],[,,,,,,,]]$

$\backslash$table$[[,$Task Name,Duration,Start Date,Finish Date,Predecessors$],[1.,$Create Project Charter,$3$ days,$\frac{9}{1}\frac{?}{2020},\frac{9}{3}\frac{?}{2020},],[2.,$Design Project Management Plan,$5$ days,$\frac{9}{4}\frac{?}{2020},\frac{9}{11}\frac{?}{2020},1],[3.,$Generate Feasibility Study,$7$ days,$\frac{9}{14}\frac{?}{2020},\frac{9}{22}\frac{?}{2020},2],[4.,$Complete Business Case,$4$ days,$5-2,4,3],[5.,$Planning Complete,$0$ days,N$/$A$,\frac{N}{A},1,2,3,4$