57.
Match the type of colloidal systems given in column I and column II
A:
(i)-(b), (ii)-(c), (iii)-(d), (iv)-(a)
B:
(i) -(c), (ii)- (b), (iii)-(a), (iv) -(d)
C:
(i)-(b), (ii)- (c), (iii)- (a), (iv) -(d)
D:
(i)- (c), (ii)- (b), (iii)- (d), (iv)- (a)
The answer is:
A