Which of the following is true in reference to the Blockchain Technology? (1) It is a cryptographically secure database or distributed ledger shared across a number of participants. (2) It’s a digital ledger of transactions. (3) Blockchain is a Cryptocurrency. Options: (A) 1 & 3 only (B) 1 & 2 only (C) 2 & 3 only (D) 1, 2 & 3 only