The scheduling rule shortest processing time $($SPT$)$ means:

Group of answer choices

The job that takes the least amount of time to complete is first, followed by the job that will take the next least amount time, and so on$.$

The job that uses the machine for processing work the fastest is used first followed by the next fastest machine

The job that takes the fewest staff is done first, followed by the job with the next fewest staff

The job that travels the least distance in a work area is done first, followed by job with next shortest distance