$32.$ An observer notices that a moving clock runs slow by a factor of exactly $10.$ The speed of

the clock is:

A$)0\mathrm{.}0100$c

B$)0\mathrm{.}100$c

C$)0\mathrm{.}900$c

D$)0\mathrm{.}990$c

E$)0\mathrm{.}995$c