This series consists of a simple alphabetical order with the first two letters of all segments: B, C, D, E, F, G, H, I, J, K. The third letter of each segment is a repetition of the first letter.
BCB, DED, FGF, HIH, ___
Options:
[a] KOP
[b] QLM
[c] JKJ
[d] PSQ
[e] IOP