Two small,poorly drained lakes lie close to each other in a northern forest.The basins of both lakes are composed of the same geologic substratum.One lake is surrounded by a dense Sphagnum mat; the other is not.Compared to the pond with Sphagnum,the pond lacking the moss mat should have
A)lower numbers of bacteria. B)reduced rates of decomposition. C)reduced oxygen content. D)less-acidic water.