To communicate with an Ethereum node via JavaScript:
A . the library you use must make use of the JSON-RPC Interface of an Ethereum Node.
B . must Implement the Ethereum Protocol to connect to other Ethereum Nodes.
C . must use Web3.js, which is closed source to communicate to other Ethereum Nodes.
Answer: A
Latest CBDE Dumps Valid Version with 102 Q&As
Latest And Valid Q&A | Instant Download | Once Fail, Full Refund