A 445-N Weight Is Hung on a Spring Scale,and the Scale

Multiple Choice

A 44.5-N weight is hung on a spring scale,and the scale is hung on a string.The string is lowered at a rate such that the entire assembly has a downward acceleration of 4.90 m/s².The scale reads

A) 0 N
B) 22.2 N
C) 44.5 N
D) 66.7 N
E) 71.2 N