题目内容：
According to the speaker, why do coastal areas receive more rain than inland regions?
A．Ocean water makes the areas moisturous． B．Salts escape from the ocean to create rain drops in the air．
C．Water evaporates to form cloud in the atmosphere, which helps to produce rain．
D．High salinity level increases evaporation and condensation so as to create more rain．
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答案解析：