In alphabet series, some alphabets are missing which are given in that order as one of the alternatives below it. Choose the correct alternative. -
ab _ bc _ c _ ba _ c
In following question, a number series is given with one term missing. Choose the correct alternative that will same pattern and fill in the blank spaces. -
3, 4, 7, 7, 13, 13, 21, 22, 31, 44,