Which of the following is a specification for multicast discovery on a LAN?

The correct answer is: B. ws-discovery

ws-discovery is a web service specification that defines a protocol for discovering web services on a local network. It is based on the Simple Service Discovery Protocol (SSDP), which is a multicast protocol.

ws-agent is a web service specification that defines a protocol for managing web services on a local network. It is based on the Web Services Distributed Management (WSDM) specification.

ws-soap is a web service specification that defines a protocol for exchanging messages between web services. It is based on the Simple Object Access

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