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If laid end-to-end, the total length of all the blood vessels in a typical adult human would measure approximately

If laid end-to-end, the total length of all the blood vessels in a typical adult human would measure approximately
A.67,000 kilometres (41,632 miles)
B.47,000 kilometres (29,204 miles)
C.87,000 kilometres (60,273 miles)
D.77,000 kilometres (47,846 miles)
E.97,000 kilometres (54,059 miles)
正确答案:97,000 kilometres (54,059 miles)