The below diagram show a diagrammatic sketch of maturation of insulin. Select the correct set of the names labelled A, B, C and D.

Options

A. A-A-peptide, B-B-peptide, C-Proinsul in, D-Free C-Peptide
B. A-Proinsulin, B-A-peptide, C-B-peptide, D-free C-Peptide
C. A-Free C-Peptide, B-A-peptide, C -B-peptide, D-Proinsulin
D. A-A-peptide, B-B-peptide, C-Free C -peptide, D-Proinsulin

Answer

B