Based on the Developing an Integrated Job Analysis$-$Recruiting$-$Selection System exercise conducted in class, which of the following is$($are$)$ true?

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Group of answer choices

If the job description has leadership skills as a qualification, then the selection process must use an additive approach.

All of the other alternatives are true.

The job description and recruiting plan need to be vertically integrated with each other.

If the job description requires superior analytical skills, then the selection process should require that applicants have at least a $3\mathrm{.}0/4\mathrm{.}0$ GPA.

The foundation for the system is an effective training plan and performance management process.