Which of the following statements is/are true for a
mixture?
(i) Mixtures can be homogeneous or heterogeneous.
(ii) Components in a mixture are present in a fixed
ratio.
(iii) Components are chemically combined in a
mixture.
(iv) Components of a mixture can be separated by
physical methods.
A (i), (ii) and (iii) only
B (ii) and (iii) only
C (i) only
D (i) and (iv) only