Final answer:
Lean production emphasizes the reduction of waste, synchronization of material flows, and continuous improvement, but not long production runs.
Step-by-step explanation:
Lean production is a manufacturing philosophy that focuses on eliminating waste and improving efficiency in the production process. It emphasizes the reduction of waste, synchronization of material flows, and continuous improvement. However, it does not prioritize long production runs. Lean production aims to reduce lead times and improve flexibility by producing goods in small batches and responding quickly to changing customer demands.