Final answer:
The subject of this question is Business. The Dictionary of Occupational Titles provides codes for occupations and references to job descriptions, salary ranges, education requirements, and labor market trends.
Step-by-step explanation:
The subject of this question is Business.
The Dictionary of Occupational Titles codes occupations according to field and gives reference to job descriptions, salary ranges, education requirements, and labor market trends.
For example, if you are researching the job of a municipal firefighter, the O*Net database provides information about the knowledge, skills, and abilities desired for the position as well as the projected job growth in that industry.