Which of the following statements about Bitcoin is/are correct?
1. It is a decentralized virtual currency.
2. It is generated through complex computer software systems.
3. The Reserve Bank of India recognized it as a legal tender in January 2016.
Select the correct answer using the code given below.

Options

A. 1 only
B. 1 and 2 only
C. 2 and 3 only
D. 1, 2 and 3