If three groups could be formed using the given figures only once, these groups would be .......

A

(1,9,6), (2,5,7) and (3,4,8)

B

(1,9,6), (2,4,7) and (3,5,8)

C

(1,5,6), (3,4,7) and (2,9,8)

D

(1,9,6), (2,4,8) and (3,5,7)