Which of the following is true for semi-dynamic environment?

1. AThe environment may change while the agent is deliberating.
2. BThe environment itself does not change with the passage of time but the agent's performance score does.
3. CEven if the environment changes with the passage of time while deliberating, the performance score does not change.
4. DEnvironment and performance score, both change simultaneously.

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Show answer & explanation

Correct answer: B. The environment itself does not change with the passage of time but the agent's performance score does.

Explanation

In a semi-dynamic environment the world doesn't change while the agent thinks, but its performance score does (e.g. chess with a clock).