What letter should appear next in this sequence? W U Q O K I ?

Answer 1

The sequence having Alphabet in odd no...
W U Q O K I G C A
23 21 17 15 11 9 7 3 1
So..ans is G C A

Comments

Incorrect.  The next letter would be E.  The sequence is X-2, X-4, X-6, etc.  The numbers should be 23, 21, 17, 15, 11, 9, 5, 3.

The answer is  E C.