Solve the question of and select the option from the choices A through D/E. Check your Answer and view the explanation.
Group the given figures into three classes using each figure only once.
1, 5, 7 have two similar elements, one inside the other.
2, 4, 8 have one element placed inside a different element.
3, 6, 9 have two similar elements, one inside the other and the area between the two elements is shaded.