[amp_mcq option1=”L” option2=”D” option3=”C” option4=”M” correct=”option4″]
The missing character is D.
The sequence is a simple alternating repetition of the letters A and B, with the letter D inserted after every third A.
- A
- B
- A
- D
- B
- A
- D
- B
- A
- D
The letter C is not in the sequence because it does not follow the pattern.