[单选题]
A person is standing on a scale a s f2v:u6crv8iv fx-)ui31zbt,n ld:ft31 zuxn an elevator accelerating downward. Compare the reading i3zf:1xd t bn,x z-)ufl3u vt1on the scale to the person's true weight.
A. greater than their true weight
B. equal to their true weight
C. less than their true weight
D. zero
