Page 2 of 34 Question 2 3 Points What is Bitcoin? A type of digital currency in which a record of transactions is maintained, and new units of currency are generated by the computational solution of mathematical problems and which operates independently of a central bank. A way to validate transactions and achieve the distributed consensus A requirement to define an expensive computer calculation, also called mining, that needs to be performed in order to U create a new group of trustless transactions (blocks) on the distributed ledger or blockchain. All of these choices are correct