Which will come next to - -B2E, D5H, F12K, H27N,?

https://things-for-students.blogspot.com/2022/08/which-will-come-next-to-b2e-d5h-f12k.html
Which will come next to - - B2E, D5H, F12K, H27N,? (a) I58Q (b) I57R (c) J57Q (d) J58Q Correct Answer: d