For the following project:

Activity Predecessors Duration

$\backslash$table$[[$A$,$None,$6],[$B$,$None,$12],[$C$,$A$,20],[$D$,$B$,17],[$E$,$A$,$ B$,6],[$F$,$A$,$ B$,13],[$G$,$C$,10],[$H$,$D$,6],[$I$,$F$,$ G$,20],[$J$,$H$,8],[$K$,$H$,9],[$L$,$D$,$ E$,$ J$,5],[$M$,$D$,$ E$,$ I,$17],[$N$,$K$,8]]$

Draw an arrow diagram and calculate the earliest start time, earliest finish time, latest start time, latest finish time, free float and total float for each activity. Use the following applet to answer the question...,