121,112,...?..,97,91,86	Select the correct option:
A) 99  B) 104  C) 102  D) 108  E) 100
121. 112. 104. 97. 91. 86   the decreasing difference is reducing by 1 at each step   so,missing no. will be 104   answer 104
<result>B</result>
121,112,...?..,97,91,86