读风化、侵蚀、搬运、堆积和固结成岩作用的相关示意图，表示形成

读风化、侵蚀、搬运、堆积和固结成岩作用的相关示意图，表示形成新月形沙丘地貌的外力作用是(　　)

A．① B．③

C．④ D．⑤

答案

新月形沙丘地貌是风力堆积作用形成的。

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读风化、侵蚀、搬运、堆积和固结成岩作用的相关示意图，表示形成

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