If a Deep Temperate Zone Lake Did Not Turn Over

Multiple Choice

If a deep temperate zone lake did not turn over during the spring and fall seasons as they normally do, which of the following conditions is most likely to result?

A) The lake would fail to freeze over in winter.
B) An algal bloom of algae would result every spring.
C) Lakes would suffer a nutrient depletion in surface layers.
D) The pH of the lake would become increasingly alkaline.