1. 

Which one of the given responses would be a meaningful order of the following ?

1. Stone 2. Sand 3. Rock 4. Boulder 5 Hill
A. 2, 1, 3, 4, 5
B. 1, 4, 2, 3, 5
C. 5, 3, 2, 1, 4
D. 5, 4, 2, 1, 3

Answer: Option A

Explanation:

Sand is smallest and Hill is biggest.

Stone is made by Sand.
Rock is made by Stone.
Boulder is made by Rock.
Hill is made by Boulder.

So arranging in order of size .

Sand , Stone,  Rock,  Boulder ,  Hill

2,  1,  3,  4,  5