As the Universe Expands, It Gets Colder and Colder

Multiple Choice

As the universe expands, it gets colder and colder. Furthermore, this expansion will continue for ever and ever. Therefore, at some point in the future the universe will become too cold to support human life, and all humans will perish.

A) Deductive, invalid.
B) Deductive, valid.
C) Deductive, sound.
D) Inductive, strong.
E) Inductive, weak.