Which of the following statements must be true for the entropy of a pure solid to be zero? () the temperature must be 0 k (11) the solid must be crystalline not

Which of the following statements must be true for the entropy of a pure solid to be zero? () The temperature must be 0 K (11) The solid must be crystalline not amorphous (III) The solid must be perfectly ordered V) The solid must be an element 5. (a) I, II and II (b) I and II (c)I only (d) I, II, III and IV