Match each lean business method to the best description:

$1)$Lean Six Sigma Inventory is attained or produced only as needed.

$2)$Just$-$in$-$time manufacturing The focus is on quality throughout the entire process.

$3)$Continuous improvements A combined effort of team members is used to

eliminate waste and defects.

$4)$Total quality management All managers and employees are always looking for ways

to improve operations.