Colonial State College is considering building a new multipurpose athletic complex on campus. The complex would provide a new gymnasium for intercollegiate basketball games, expanded office space, classrooms, and intramural facilities. The following activities would have to be undertaken before construction can begin:

$\backslash$table$[[$Activity$,$Description,$\backslash$table$[[$Immediate$],[$Predecessor$]],\backslash$table$[[$Time$],[($weeks$)]]],[$A$,$Survey building site,$-,6],[$B$,$Develop initial design,$-,7],[$C$,$Obtain board approval,A$,$ B$,12],[$D$,$Select architect,C$,6],[$E$,$Establish budget,C$,7],[$F$,$Finalize design,D$,5],[$G$,$Obtain financing,D$,$ E$,6],[$H$,$Hire contractor,F$,$ G$,11]]$

a$.$ Which project network is correct?

$($i$)$

$($ii$)$

$($iii$)$

$($iv$)$

Network $($i$)$

b$.$ Identify the critical path.

$B-C-E-G-H_{}$

c$.$ Develop the activity schedule for the project. If your answer is zero, enter $"0".$

$\backslash$table$[[$Activity$,\backslash$table$[[$Earliest$],[$Start$]],\backslash$table$[[$Latest$],[$Start$]],\backslash$table$[[$Earliest$],[$Finish$]],\backslash$table$[[$Latest$],[$Finish$]],$Slack,,$\backslash$table$[[$Critical$],[$Activity$]]],[$A$,,1,,,1,,$No$],[$B$,,,,,,,)$