Q: You are presented with the quiz "What is ice good at?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "athermal insulator slows the transfer of heat" and "ice is a good thermal insulator". So, what's the best answer to the question?

Choose your answer from:
A). Physical weathering;
B). Conducting electricity;
C). heat production;
D). water conservation;
E). Slowing the transfer of ions;
F). lowered energy cost;
G). Slowing the transfer of heat;
H). Heating up water;
The answer is:
G).