45. According to the passage, which of the following is NOT mentioned in affecting physical processes that shape
ocean sounds?
(A) Melting ice.
(B) Waves.
(C) Wind.
(D) Tides.
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統計: A(50), B(22), C(50), D(260), E(0) #2756894
統計: A(50), B(22), C(50), D(260), E(0) #2756894