Which of the following statements is true about valueanalysis/value engineering

Which of the following statements is true about valueanalysis/value engineering (VA/VE)?A. The purpose of VA/VE is to simplify products and processes.B. The objective of VA/VE is to achieve equivalent or betterperformance at a lower cost.C. VA is performed before the production stage while VE deals withproducts already in production.D. both A and B