What should come in place of the question mark (?) in the given series based on the English alphabetical order?
FMK, HOM, JQO, LSQ,  ?

Given: FMK, HOM, JQO, LSQ, ?

​Logic: Each letter increases by +2.​

F → +2 → H → +2 → J → +2 → L → +2 → N

M → +2 → O → +2 → Q → +2 → S → +2 → U

​K → +2 → M → +2 → O → +2 → Q → +2 → S

So, the next series is NUS

Thus, the correct option is (c).