A. 15 19 06 63 58 86 92 69 71
B. 15 86 19 92 06 69 63 58 71
C. 86 92 69 71 15 19 06 63 58
D. Cannot be determined
Feedback Since the numbers may be rearranged in several possible ways, so it is not possible to determine the exact input. Hence, the answer is B