Answer:
Option B
Explanation:
Here AE are the only vowels in the given option. So there is a tendency to choose Option a as their answers. BUT, according to our order given above, we should first check for the alphabetical order... no clue..... later GAP. Check the difference fro Ato E and G to M ....
AbcdE
GhijklM
MnopQ
VwxyZ
LmnoP
Here, except the second pai all others are having 3 letters in between the given alphabets. But the second pair have 5 alphabets between G and M. So the answer is Option b (not Option a).