A \( 10^{-1} \mathrm{~m}-\mathrm{sec} \)
B \( 10^{-1} \mu-\mathrm{sec} \)
C \( 10^{-1} \mathrm{n}-\mathrm{sec} \)
D \( 10^{-1} \mathrm{sec} \)
Correct Answer: Option D
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