Pls help, quiz is due soon, didn’t study

Eutrophication caused by human nutrient pollution.

Which of the following is most likely the result of an organism having lipids in its body a) water cannot be absorbed through the surface of a leaf b)human eats fruits to get a quick source of energy c) a sheep sleeps for more hours in the winter d) a warm river is filled with fish and algae

The part of the eye that closes and opens to let light in is .