According to O*NET Online, career clusters ___
a. contain occupations in the same field of work that require similar skills, can help focus education and training plans for success in a particular career pathway
b. are not important to life-career planning
c. are a comprehensive list of all occupations in the United States as documented by the Bureau of Labor Statistics
d. determine projected labor force trends, fastest growing occupations, and diversity needs in college to career transition
