Which correctly differentiates the job description from the job specification?

A job description summarizes the specific tasks responsibilities and working conditions of a job, while a job specification outlines the competencies required to perform the job successfully.

Job description in just another way of saying job specification; they are the same.

A job description is prepared by HR$,$ while a job specification is prepared by the manager.

A job specification summarizes the specific tasks responsibilities and working conditions of a job, while a job description outlines the competencies required to perform the job successfully.