Select the option that represents the letters that, when sequentially placed from left to right in the blanks below, will complete the letter series.
s t o l b _ _ _ _ o l b r _ s t _ _ _ r i
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. ristiolb.
Given series: s t o l b _ _ _ _ o l b r _ s t _ _ _ r i
s t o l b r i / s t o l b r i / s t o l b r i
Here, "s t o l b r i" pattern is followed.