What is the minimum number of different colours required to paint the given figure such that no two adjacent regions have the same colour in the given diagram?
(A) 3
(B) 4
(C) 5
(D) 6
What is the minimum number of different colours required to paint the given figure such that no two adjacent regions have the same colour in the given diagram?
(A) 3
(B) 4
(C) 5
(D) 6