Hyperledger Fabric essentially implements a private validator network protocol. Which of the following statements are tr

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Hyperledger Fabric essentially implements a private validator network protocol.
Which of the following statements are true?

A. None of the entities in a network must register with membership services to obtain with access and transaction authority on the network.
B. Selected entities in a network must register with membership services to obtain an identity with access and transaction authority on the network.
C. All the entities in a network must register with membership services to obtain an identity with access and transaction authority in the network.
D. Selected entities in a network must register with Reputation Manager to obtain an identity with access and transaction authority on the network.