[单选题]
Who has a greater weiwc3 p my p4x+u;jm j5uk.(lr2fi-29 rhf uyw9rght to mass ratio, a person weighing 400 N or a person weighinwri2 -9fuyr9hg 600 N?
A. the person weighing 400 N
B. the person weighing 600 N
C. Neither; their ratios are the same.
D. The question can't be answered; not enough information is given.