An active listener immediately understands

The correct option is logic behind what the speaker is saying.

Understanding Active Listening:
Active listening is a structured communication technique that requires the listener to fully concentrate, understand, interpret, and respond to what is being said. Unlike passive listening, which only involves hearing the words, active listening demands mental engagement with the speaker's message.

Detailed Explanation:
1. Beyond Literal Words: A passive listener might hear "what the other person is saying" on a surface level. In contrast, an active listener processes the communication deeper to understand the core reasoning, connections, and structure behind those words.
2. Understanding the Rationale: Active listening allows a person to immediately grasp the underlying reasoning or "logic" that connects the speaker's statements. This helps in understanding not just the message itself, but why and how the speaker is constructing their thoughts.
3. Cognitive Processing: By focusing on the logic behind the message, the active listener can evaluate the context, identify the speaker's intent, and prepare a thoughtful, relevant response, thereby ensuring effective communication.