According to Newton's third law, the reason the man doesn't fall through the chair to the floor is because the chair is:

*
1 point
Captionless Image
pushing the man up with more force than the man is pushing down on the chair with
pushing the man up with less force than the man is pushing down on the chair with
pushing up on the man with same force as the man is pushing down on the chair with
neither the chair or the man have force

According to Newton's third law, the reason the man doesn't fall through the chair to the floor is because the chair is pushing up on the man with the same force as the man is pushing down on the chair with.