Photosynthesis does not occur in deep water because O The water temperature is too cold O There is no sunlight.
O There are not enough nutrients
O The salinity level of the water is too high​

The salinity level is too high

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the truman doctrine was an american foreign policy whose stated purpose was to counter soviet geopolitical expansion during the cold war. it was announced to congress by president harry s. truman on march 12, 1947, and further developed on july 12, 1948, when he pledged to contain threats to greece and turkey.