Chevron supported internal improvement efforts by getting its suppliers involved using a unified approach that involved standardizing processes across the entire company and consolidating process information within a central repository.

BPM

Explanation:

Business process management approach is defined as an aspect of operational management that involves methods to discover, model, analyse, measure, optimise, improve, and automate processes in a business.

BPM is used to streamline various processes of the business by automating workflows.

Chevron used BPM to standardize processes across the entire company and consolidate process information within a central repository.

A. BPM

Explanation:

BPM which is business process management is the systematic process of replacing existing business process gradually while maintaining the day to day operations of the organization at the same time. It is a management system targeted towards improving an organization's overall performances through the optimization of the business process and maintaining those changes made. By standardizing processes across the entire company and consolidating process information within a central repository, Chevron used a unified BPM approach.