Please help! Dissolved oxygen is very important for the survival of aquatic life. Which of the abiotic factors influence dissolved oxygen?

a) Density, sunlight, and precipitation
b) Density and sunlight
c) Temperature, density, and salinity
d) Temperature, salinity, and sunlight

C) temperature, density, and salinity

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