Query about Question 4 from "PrepSwift: Inclusion-Exclusion Principle" [4007]. subjective

https://prepswift.gregmat.com/quizzes/quiz/prepswift-inclusion-exclusion-principle (Question 4)


write your question here…

Aren’t we supposed to go with what’s given in the question ? It states the organisation has this kind of people … isn’t it too subjective to say there are more kinds of people

Yes we are.

The question never said the organization has only those kind of people.