answer questions $2,3,6,7,8$ please just the answer Chapter $17,$ problem $1,$ part b$.$ What are the earliest start $($ES$)$ time, latest start $($LS$)$ time, earliest finish $($EF$)$ time, latest finish $($LF$)$ time, and slack time of activity $6?$

$[23,23,33,33,0$; $23,37,26,40,14$; $33,40,37,44,7$; $33,33,44,44,0]$

QUESTION $3$ Chapter $17,$ problem $1,$ part b$.$ What are the earliest start $($ES$)$ time, latest start $($LS$)$ time, earliest finish $($EF$)$ time, latest finish $($LF$)$ time, and slack time of activity $4?$

$[23,23,33,33,0$; $23,37,26,40,14$; $33,33,44,44,0$; $33,40,37,44,7]$

Chapter $17,$ problem $1,$ part d$.$ What is the latest finish time of activity D$?$ QUESTION $7$ Chapter $17,$ problem $1,$ part d$.$ What is the earlier start time of activity E$?$ QUESTION $8$ Chapter $17,$ problem $1,$ part d$.$ Which activity has the biggest slack time?$1.$ For each of the following network diagrams, determine both the critical path and the exposi