Below is a network diagram for a heat exchanger project. The time intervals shown are $\backslash$table$[[$Activity$,$Description,D$,$ES$,$LS$,$EF$,$LF$,$TF$],[$A$,\backslash$table$[[$Remove$],[$internals$]],,,,,,],[$B$,\backslash$table$[[$Install external$],[$wiring$]],,,,,,],[$E$,\backslash$table$[[$Install internal$],[$wiring$]],,,,,,],[,\backslash$table$[[$Construct$],[$supports$]],,,,,,],[$F$,\backslash$table$[[$Install$],[$thermocouples$]],,,,,,],[$G$,\backslash$table$[[$Install heaters$]],,,,,,],[$H$,\backslash$table$[[$Install new$],[$tubes$]],,,,,,],[$J$,$Leak test,,,,,,$]]$

in weeks.

TASKS

Complete the table that shows each activity, the duration of the activity, the

earliest start time, the latest start time, the earliest finish time, the latest finish

time, and the total float. $(8$ points$)$

Determine the critical path for this project. $(2$ points$)$