D i reccomend searching before entering answer
The model that describes how data is written to a blockchain is the: append-only data structure.
<h3>What is an Append-only Data Structure?</h3>
Append-only is computer data storage property whereby new data can be added to a blockchain, like an additional block, in a time-ordered sequential order in such a way that the data added cannot be easily altered as al data are permanently stored across all nodes.
The append-only data structure makes data stored almost immutable. This is the model in which the blockchain technology is built on.
Therefore, the model that describes how data is written to a blockchain is the: append-only data structure.
Learn more about append-only data structure on:
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I just took both AP micro and macro. I don't think any answer would be more appropriate than suppliers and demanders.
The answer is C. You must always yield right-of-way to emergency vehicles using a siren and flashing lights.
Hope this helps!!
A would be the right choice i think not really enough information.