单选题If a cargo of kerosene were considered too lean to explode, then it must be（）.Aabove the explosive rangeBwithin the explosive rangeCbelow the explosive rangeDNone of the above
单选题
If a cargo of kerosene were considered too lean to explode, then it must be（）.
A
above the explosive range
B
within the explosive range
C
below the explosive range
D
None of the above
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