What is most likely true about ocean temperatures surrounding Australia, which is marked by the star in the following map?

Map showing the Ocean Conveyor belt. A cold current runs west to east, south of Australia. The current then reverses course in the Pacific Ocean, so that a warm current flows east to west, north of Australia.

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A. The ocean temperatures north of Australia are lower than the ocean temperatures south of Australia
B. The ocean temperatures north of Australia are higher than the ocean temperatures south of Australia
C. The ocean temperatures north of Australia are the same as the ocean temperatures south of Australia.
D. The ocean temperatures north of Australia are sometimes higher and sometimes lower than the ocean temperatures south of Australia.