A \( 3 \times 10^8 \text{ ms}^{-1} \)
B \( 2.58 \times 10^7 \text{ ms}^{-1} \)
C \( 3.56 \times 10^5 \text{ ms}^{-1} \)
D \( 1.98 \times 10^5 \text{ ms}^{-1} \)
Correct Answer: Option C
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