All of these statements are from the selection. Which one best describes the selection’s central idea?
A) To him, the tiny crystals of ice falling from the sky are as fascinating as they are beautiful.
B) From the very cool to the extremely cold, scientists are learning surprising things about ice.
C) Throughout the winter, chairlifts at the famous Alta Ski Area are full of skiers.
D) The thickness of each layer reflects how much snow fell compared to other years.