Imp Query about Question 16 from "PrepSwift Quant Tickbox Quiz #1 (Arithmetic Column 1)" [6366]

https://www.gregmat.com/quizzes/quiz/prepswift-quant-tickbox-quiz-1-arithmetic-column-1 (Question 16)


…but in a video it was mentioned that 0 is neither positive nor negative.

0 is not positive but is non-negative.