(20 points) {brainliest} pls helpp Manufacturing processes involve several types of waste. Which methodology seeks to reduce all types of waste to improve efficiency?

A. Six Sigma
B. Just-in-time production
C. Agile project management
D. Lean manufacturing

If you were designing a bumper for a car, would you prefer it to exhibit elastic or plastic deformation? why? consider the functions of a bumper in both a minor "fender-bender" and a major collision.

Burgers vector is generally parallel to the dislocation line. a)-true b)-false

True or false (explain) (110)[111] is a slip system in bcc metals . the {111} family in fcc contains 8 planes. resolved shear stress (rss) in single crystals is just related to the applied stress. critical resolved shear stress (crss) in single crystal metals is direct proportional to the number of defects in the structure