Which person in the high rise building is closest to the street level?

Street level is level 0, so compare each person’s distance from 0. Hasim is between levels −1 and −2, so he is less than 2 levels below street level. Sandy is exactly 2 levels below, while Moira and Geoffrey are more than 2 levels away. Therefore, Hasim is closest to the street level.

AI-written and checked against the verified answer.