Q: Answer the following question given this paragraph: Several types of stratified deposits form in glacial regions but are not formed directly by the ice. Varves form where lakes are covered by ice in the winter. Dark, fine-grained clays sink to the bottom of the lake in winter. Melting ice in the spring brings running water that deposits lighter colored sands. Each alternating dark/light layer represents one year of deposits. Q: What type of stratified deposit is formed where lakes are covered by ice in the winter? A:

Options: (A). telomeres; (B). glacier; (C). tangles; (D). varves;
The answer is:
(D).