What is the most important difference between competency$-$based analysis and all other forms of job analysis discussed in the text?

Competency$-$based analysis is better at keeping pace with the quickly changing nature of work

Competency$-$based analysis relies solely on information obtained from employees

Competency$-$based analysis focuses on how the job is currently done

Competency$-$based analyus requires a very luglidegree of training on the part of the analyst