if you were trying to find the substance that increases in temperature rapidly, you should choose a substance with....
a.) no heat capacity because all heat will be converted directly to temperature.
b.) negative heat capacity because a small amount of thermal energy will cause a massive increase in temperature.
c.) a low heat capacity because a small amount of thermal energy will cause a large increase in temperature.
d.) a high heat capacity because a small amount of thermal energy will cause a large increase in temperature.