Q: Fact 1: Condensing means changing from a gas into a liquid by reducing heat energy. Fact 2: Lower energy means lower temperature. Given the two facts above, by changing a gas into a liquid, how is condensing achieved?

Available options:
A). Water expanding
B). lowering the temperature
C). blowing on it
D). taking the temperature
E). heat is produced
F). heat production
G). permineralization
H). stirring a liquid
The answer is:
B).