Which condition causes ocean salinity to increase?

a. strong tides
b. high levels of precipitation
c. freezing of polar ice caps
d. river water flowing out into the ocean

Which of the following options describes photosynthesis correctly? question 8 options: a plant uses carbon dioxide and water to make oxygen and nitrogen a plant breaks down sugar to make carbon dioxide. a plant uses sunlight, carbon dioxide, and water to make sugar and oxygen. a plant uses sunlight to break down sugars for digestion into water and oxygen.