A \( 78 \mathrm{ft} / \mathrm{sec} \)
B \( 14 / 4 \mathrm{ft} / \mathrm{sec} \)
C \( 75 \mathrm{ft} / \mathrm{sec} \)
D \( 145 / 8 \mathrm{ft} / \mathrm{sec} \)
Correct Answer: Option A
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