Which one of the following is the correct combination for a

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Which one of the following is the correct combination for a layer providing a service by means of primitives in an open systems interconnection?

[ESE 2019 Paper 2 (Technical) ECE]

A Request, Indication, Response and Confirm

B Request, Inform, Response and Service

C Request, Command, Response and Action

D Request, Confirm, Indication and Action