What are the next two letters in the following series and why?
W A T N T L I T F S _ _
*Hint : Look into the title of the Riddle	Choose the correct choice from the following:
A) A and W  B) A and E  C) B and W  D) A and C  E) S and W
A   A and W.   The letters are the first letters of the words in the question. Thus, the next two letters are A and W and W.
<result>A</result>
What are the next two letters in the following series and why?
W A T N T L I T F S _ _
*Hint : Look into the title of the Riddle