Question

group the given figures into three classes using each figure at only once
a)1,6,7;2,4,8;3,5,9;
b)1,5,7;2,4,6;3,8,9;
c)1,4,7;2,5,8;3,6,9
d)1,7,9;3,5,8;2,4,6​

Answer 1

Answer:

option c is the correct answer