PMBOK $6\mathrm{.}5$ addresses schedule compression. Why do you look at critical path activities first to compress a schedule?

Group of answer choices

The critical path has activities that you can't adjust, so you can focus on the remaining activities to find a shorter schedule.

Critical path activities have negative float that can be used to shorten the schedule.

Critical path activities have zero float so you have to figure out how you can shorten the time to complete those tasks by adding more resources.

Critical path activities have the most free and toal float to shorten a schedule.