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

A

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

B

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

C

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

D

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