What is a natural depression filled with standing freshwater called please help

C) reflection (i also looked up the other choices just to make sure)

That is false even though water expands when frozen nothing changes at all 

25% or 1/4 of the offspring would have red flowers, 50% or 1/2 of the offspring would have pink flowers, and 25% or 1/4 of the offspring would have white flowers. i crossed rr and rr which are the pink-flowered genotypes to find these ratios.