1, 9, 17, 33, 49, 73, ?	Choose the correct choice from the following options:
A) 81	B) 83	C) 85	D) 97	E) 91
The pattern is + 8, + 8, + 16, + 24,...   Answer : 97.
<result>D</result>
1, 9, 17, 33, 49, 73, ?