TOEFL Listening: TPO-TOEFL阅读TPO - QRM3VSW0909Z5U62N$

Paragraph 3 supports which of the following statements about El Niños, as that term is now used? A. El Niños can originate in areas other than the Pacific Ocean. B. El Niños can arise when warm currents last for two months or less. C. El Niños affect water temperatures long distances from the South American coast. D. Multiple El Niños can arise within a single calendar year.