<em>Borneo</em><em> is the island divided among Malaysia, Indonesia, and Brunei.
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<span>The island is politically divided among three countries: Malaysia and Brunei in the north, and Indonesia to the south.
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Below is
Borneo island on the map</u>.
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Answer:
B. Aerobic bottom water
D. High organic productivity in the overlying oxygen rich water
Explanation:
A Shale is a sedimentary rock usually formed from silt and clay-size mineral. There are different colors of Shale. The Black Shale is formed under anaerobic conditions. This means that oxygen is deficient in the water where the Shale forms.
A little amount of organic materials is required for the formation of Black Shale and because Black Shale is formed in an environment lacking oxygen, an oxygen-rich water would not be necessary for its growth. Sediments are necessary in the formation of Black Shale.
Answer:
the answer is (c) the US Census Bureau