# Assessment 7 #### What is a key feature of Bitcoin's decentralized system? (Choose ALL that apply) * [x] Nodes work collaboratively to maintain a consistent ledger * [x] There is no central authority dictating transaction order * [ ] Transactions are ordered by a single central authority * [ ] Nodes operate in isolation without communication **Notes to Learners** In a decentralized system like Bitcoin, achieving consensus on the order of transactions is crucial. Unlike traditional systems where a central authority dictates the order of transactions, Bitcoin relies on a network of nodes to reach agreement. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://hub.bsvblockchain.org/higher-learning/bsv-academy/bitcoin-whitepaper-series/section-2-transactions-bitcoin-whitepaper/assessment-7.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.