Final answer:
Blockchain technology is the best solution for maintaining transparent and secure ledgers for materials bought and sold, ensuring reliability and ease of tracking in supply chain management.
Step-by-step explanation:
The technology that can simplify the process of maintaining ledgers for materials bought and sold, while avoiding confusions, is a. Blockchain. Blockchain is a distributed ledger technology that maintains a permanent and tamper-proof record of transaction data. It is highly praised for bringing transparency and security to transactions. A blockchain ledger records transactions in a chronological order, which makes it easier to track the history of transactions and verify the integrity of the data without a central authority or middleman. This characteristic makes it suitable for applications such as supply chain management, where keeping an accurate and reliable record of materials bought and sold is crucial.