Choose all the answers that apply. Freshwater
does not have salt
Is found in oceans and seas
is useable for drinking
is found underground
is frozen in polar ice caps

Which of these statements is true about autotrophs, but not heterotrophs? a. they use sugar and oxygen to make carbon dioxide and water.b. they use chlorophyll and oxygen to make carbon dioxide and water.c. they use sunlight, water, and carbon dioxide to make sugars.d. they use sunlight, water, and oxygen to make chlorophyll.