In the Round-The-World Experiment Described in Problem R4T $10 \mathrm{~ms}$
B) Both Clocks Must Be Accurate to the Nearest

Multiple Choice

In the round-the-world experiment described in problem R4T.2, what is the minimum accuracy over the experiment's duration that the clocks must have to clearly display the relativistic effect?

A) Both clocks must be accurate to the nearest $10 \mathrm{~ms}$ .
B) Both clocks must be accurate to the nearest $10 \mu \mathrm{s}$ .
C) Both clocks must be accurate to the nearest $10 \mathrm{~ns}$ .
D) Both clocks must be accurate to the nearest 10 ps.