The answer is the last one d
The mechanism that can be used to manage and track inventory is a barcode system.
<h3>What is Inventory?</h3>
This refers to the stock-taking of goods and products in a given warehouse in order to keep records of them.
Hence, we can see that based on the need for more sophisticated means of inventory taking, we can see that the need of a barcode system is needed as tags would be given to the goods, for easier tracking.
Read more about inventory here:.
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Cos(180) = -1 if I’m not wrong, hope this helps
