$3.$ Neta Auto plays a key role in manufacturing electric vehicles and batteries, dealing with unique inventory management challenges due to the high value of its components. Effective inventory management is essential to lower costs, minimise waste, and maintain timely production to meet the increasing demand for electric vehicles.

$($a$)$ Develop a detailed framework that demonstrates how Neta Auto can use the Economic Order Quantity $($EOQ$)$ model to optimise inventory levels.

$($b$)$Create a concept map exploring the different aspects of inventory management relevant to Neta Auto.

$($Total $/$ Jumlah: $20)$