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OpenStudy (anonymous):
How often does an El Niño event occur? A. about every other year B. every 10 years C. about every 2 to 3 years D. about every 3 to 7 years
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OpenStudy (anonymous):
every 3-7 years
OpenStudy (anonymous):
D. Every 3-7 years.
OpenStudy (anonymous):
@XxRed_RainxX beat you hahaha
OpenStudy (anonymous):
thanks guys
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