2A11, 4D13, 12G17, ? - Alphabet Series - Series Completion - Verbal Reasoning question

In following questions, a sequence of groups of alphabets and numbers is provided with one term missing , Choose the missing term from options. - 2A11, 4D13, 12G17, ?

A. 36I19

B. 48J21

C. 36J21

D. 48J23

E. None of the above

Answer: D. 48J23

The first numbers in the terms follow the sequence x 2, x 3, x 4.
The middle letter of each term is moved three steps forward to obtain the corresponding letter of the next term>
The last numbers follow the sequence + 2, + 4, + 6.

Posted in: Alphabet Series - Series Completion - Verbal Reasoning