[单选题]
Two solid substances of equal ma
litc*1+gda;q 1si f+ ass
ornxjq 46-t 2tare heated with the same power input. The graph below shows how the temperatures o
6xotq rjn-2 t4f the substances vary with time during heating.
Which of the following statements are correct?
I. Substance A has a lower specific heat capacity than Substance B when they are in the same physical state.
II. The specific heat capacity of each substance is lower in the solid state than the liquid state.
III. Substance A has a lower specific latent heat of fusion than Substance B.