Correct option is C
Option (c) CADB is the correct order of the given sentences.
· Sentence
C establishes Fleming's rise to fame, setting the chronological foundation for the events that follow.
· Sentence
A details the knighthood honour, which logically follows his recognition as a prominent scientist.
· Sentence
D describes the Nobel Prize, which is a subsequent honour after the knighthood.
· Sentence
B reflects Fleming's reaction to his accolades, fitting as a conclusion to the narrative.