A Large Multinational Corporation Wants to Implement SDN for Rapid

A large multinational corporation wants to implement SDN for rapid deployment of application environments. You are asked to define SDN service chaining for a presentation to execute management. In this scenario, which statement would satisfy the requirement?

A) Integrated software is used to insert a software widget into the flow of network traffic.
B) Stacked hardware is used to insert a software widget into the flow of network traffic.
C) Software is used to virtually insert services into the flow of network traffic.
D) Hardware is used to virtually insert services into the flow of network traffic.