Suppose a Balloon Was Inflated with Nitrogen Gas to a Volume

Suppose a balloon was inflated with nitrogen gas to a volume of 1.0 L at 20^oC, then placed into a freezer kept at -80^oC. Once it cooled to -80^oC, the new volume of the balloon was ____ L.

A) 0.55
B) 0.61
C) 0.66
D) 0.83
E) None of the above.