1. 

Group the given figures into different classes on the basis of their orientation, shape etc.

grouping-of-figures-non-verbal-reasoning-introduction---grouping-of-figures-problems
A. (1, 5, 9), (2, 7, 8), (3, 4, 6)
B. (2, 4, 9), (6, 7, 8), (1, 3, 5)
C. (1, 5, 6), (4, 7, 8), (2, 3, 9)
D. (3, 7, 8), (4, 5, 9), (1, 2, 6)

Answer: Option B

Explanation:

2, 4 and 9 are composed of two similar figures intersecting each other.
6, 7 and 8 contain one figure enclosed inside the other.
1, 3 and 5 are composed of two dissimilar figures intersecting each other.