Select the option that represents the letters that, when sequentially placed from left to right in the following blanks, will complete the letter-series.
R _ G _ D _ T G _ D R _ G F _ R T _ _ D
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3, i.e., TFRFTDGF.
Given series: R _ G _ D _ T G _ D R _ G F _ R T _ _ D
Pattern: Making a 4-letter pair - RTGFD
RTGFD / RTGFD / RTGFD / RTGFD