单选题Spreading oil on the open sea has the effect of（）.Adiminishing the height of the seasBlengthening the distance between successive crestsCincreasing the height of the seasDpreventing the wave crests from breaking
单选题
Spreading oil on the open sea has the effect of（）.
A
diminishing the height of the seas
B
lengthening the distance between successive crests
C
increasing the height of the seas
D
preventing the wave crests from breaking
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