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

Options

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

Answer

D

Explanation

Figures (1). (6) and (9): Half shaded design
Figures (2), (4) and (7): Design with lines and a black dot
Figures (3), (5) and (8): Design with four shaded sectors