[单选题]
A mass oscillates on thq7pfoa* f ;uoe0 hdea 3f4:zu (cqi2*re e 03sa;4z1wor v 1eufrnnd of a spring, both on Earth and on the Moon. Where is the per3 r o1nu14wsaevfz0;riod the greatest?
A. Earth
B. the Moon
C. same on both Earth and the Moon
D. cannot be determined from the information given
