Which statement identifies a key difference between a job description and a job specification?

Multiple Choice

A job description is concerned with the short$-$run objectives of a job, but a job specification is concerned with the job's long$-$run objectives.

A job description is based on a human resource inventory, while a job specification is the result of a performance appraisal.

A job description is a statement about the job, while a job specification is a statement about the person who does the job.

A job description is a brief summary of what a job involves, while a job specification is a detailed and technically complete statement of what a job involves.