$\backslash$table$[[$Activity$,\backslash$table$[[$Immediate$],[$Predecessor$]],$Time $($months$)],[$A$,$None,$4],[$B$,$None,$5],[$C$,$A$,$ B$,2],[$D$,$B$,2],[$E$,$D$,3],[$F$,$A$,$C$,6],[$G$,$E$,$F$,1],[$H$,$G$,2]]$

$2\mathrm{.}1\mathrm{.}1$ Determine the critical path of this project.

$2\mathrm{.}1\mathrm{.}2$ Determine the total project completion time.

$2\mathrm{.}1\mathrm{.}3$ Complete the following table so as to determine the forward and backward passes of this project.