Question: How does Bitcoin solve the double spending problem? The first transaction added to a valid candidate transaction block, and therefore added to the blockchain ledger,

How does Bitcoin solve the double spending problem?
The first transaction added to a valid candidate transaction block, and therefore added to the blockchain ledger, is considered confirmed
The last transaction added to a valid candidate transaction block, and therefore added to the blockchain ledger, is considered confirmed
Miners require double transaction fees payments to validate double spending transactions

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