A series of figures are given which can be grouped into classes. Select the groups into which the figures can be classified from the given responses.

Options

A. 1, 7, 8; 2, 6, 5; 3, 4, 9
B. 1, 8, 9; 2, 3, 5; 4, 6, 7
C. 2, 3, 5; 1, 7, 8; 4, 6, 9
D. 2, 6, 7; 1, 3, 4; 5, 8, 9

Answer

B

Explanation

Figures (1), (8) and (9) : Two black dots
Figures (2), (3) and (5): One black dot
Figures (4), (6) and (7): Three black dots