Which of the Following Is Responsible for the Summer and Winter

Multiple Choice

Which of the following is responsible for the summer and winter stratification of deep temperate lakes?

A) Water is densest at 4°C.
B) Oxygen is most abundant in deeper waters.
C) Winter ice sinks in the summer.
D) Stratification is caused by a thermocline.
E) Stratification always follows the fall and spring turnovers.