Not for all, necessarily.
Are you clear on what each of those choices means? If not, look them up:
https://www.dictionary.com
1. Which of the following is a requirement of all service sectors occupatants?
Expertise
Transportation******
Haste
Enthusiasm
4 answers
the anser B is correct, try listing all the questions to your test next time.
B IS wrong it’s not transportation.
I think its "A" because service sector occupations means something about work and expertise means something about skill or knowledge...