Final answer:
The Department of Labor originally developed the Dictionary of Occupational Titles (DOT) in the 1930s, listing job tasks and duties for various occupations, and it was later replaced by the Occupational Information Network (O*NET).
Step-by-step explanation:
In the 1930s, the Department of Labor developed the Dictionary of Occupational Titles (DOT), which was a resource that listed job tasks and duties attached to a job; this has since been replaced by the Occupational Information Network (O*NET). The correct answer to the question is C) DOT; O*NET. The DOT served as a comprehensive guide to occupations, detailing various aspects of job roles. However, as the labor market evolved and technology advanced, the need for a more dynamic and accessible database arose, resulting in the development of O*NET, which now provides an online tool to access detailed descriptions of the tasks, knowledge, skills, abilities, and other characteristics necessary for success in various careers.