Which of the following options should come in place of the question mark (?) in the given series based on the English alphabetical order?
BDF, IKM, PRT, WYA,?

Given,​

BDF, IKM, PRT, WYA,?​​

First letter sequence:
B +7 → I +7 → P +7 → W +7 → D 

Second letter sequence:
D +7 → K +7 → R +7 → Y +7 → F 

Third letter sequence:
F +7 → M +7 → T +7 → A +7 → H