Consider the following statements:
(i) Quicksand is a special variety of sand
(ii) Quicksand is not a material but a hydraulic condition.
(iii) In nature, quicksand condition is observed usually in coarse silt or fine sand.
Which of the above statements are correct?
1
(i), (ii) and (iii)
2
(i) and (ii)
3
(ii) and (iii)
4
(i) and (iii)