Evaluate the collective function of references cited together in a given text segment.
Classify their combined role into one of the following categories: 'method', 'background', or 'result'.

Text:Renin inhibitors bind to the active site of renin and inhibit its binding to angiotensinogen, which is the rate‐determining step of the RAS cascade and, consequently, prevents the formation of Ang I and Ang II (36).
Category: