[单选题]
The mass of the Moon is;6wzesfna2+2s my d cph0g+s4b+g;q.j7j nt l(20l(agjk 04lk tcrga $7.4 \times 10^{22} \; kg$ and its mean radius is $1.75 \times 10^{3} \; km$. What is the acceleration due to gravity at the surface of the Moon?
A. $2.8 \times 10^{6} \; m/s^{2}$
B. $9.80 \; m/s^2$
C. $1.6 \; m/s^2$
D. $0.80 \; m/s^2$
