Which sentence is complete and written correctly?
A. My favorite season is winter; when snow accumulates on the hill, I go outside to ski.
B. Freezing temperatures caused our water pipes to break, fixing them cost a lot of money.
C. Last year's ice storm broke many of the branches on our oak tree, now it looks lopsided.
D. Although the meteorologist predicted a snow storm; what happened looked more like icy rain.