On the Ethereum blockchain the "nonce" of a transaction:
A) Holds the gas amount to be paid to the miner writing the block that contains the transaction
B) Is used to ensure that transactions by a given account are written in sequential order
C) Is reset to zero after each successfully mined blocked
D) Must always start with four zeroes

Question

Quizplus · Accepted Answer

The nonce in Ethereum transactions is used to ensure that transactions from a given account are processed in the correct order and to prevent replay attacks. Each transaction from an account has a unique nonce value that increments with each transaction.

On the Ethereum Blockchain the "Nonce" of a Transaction