Select the combination of letters that when sequentially placed in the gaps of the given letter series will complete the series.
s_ft_eq_rf_ae_sr_ta_q
Answer & explanation
Correct answer: option 3
After dividing it into 3 groups of 7 each and comparing the corresponding term we, get srftaeq as the repetitive term.
srftaeq / srftaeq / srftaeq
So, the code will be rastqfe