Which of the following statements about ice melting is true?
a) energy flows from the ice to its surroundings.
b) water molecules move from their fixed positions.
c) water molecules lose energy.

I believe the answer to be B. Water molecules move from their fixed positions.

the old alchemists made significant contributions to science even though there starting premises were off a bit. their conclusions after failure would steer them into better directions for investigation. science is no more than close observation and the initial mistakes result in rethinking and retrying experiments.