[单选题]
A person on a scale ridesvfg:usk;nd *5y9fo ia 7yf: 2d in an elevator. ,-ix2wlz 8/zby h8bliIf the mass of the person is 60.0 kg and the eleva-i l8 xhzb2wl i8,/ybztor accelerates downward with an acceleration of $4.90 \; m/s^2$, what is the reading on the scale?
A. $147 \; N$
B. $294 \; N$
C. $588 \; N$
D. $882 \; N$
