Two bodies of equal mass `m` are heated at a uniform rate under identical condition. Their change in temperature are shown. Then
(i) The ratio of melting point of the substances is `1.5`
(ii) the ratio of their latent heats is 0.75
(iii) the ratio of specific heat of two substances is 0.33 in solid state
(iv) the ratio of specific heat of two substances is 2 in liquid state.

Options

A. (i),(iii)
B. (ii),(iii)
C. (iii),(iv)
D. all

Answer

D