Which of these sentences best describes the concept of 'response time'?

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The concept of 'response time' refers to the duration or amount of time it takes for a system, individual, or device to react or provide a response to a given stimulus or event.

To find the sentence that best describes the concept of 'response time,' we can analyze the meanings of the given options and choose the one that most accurately defines it. Please provide the options you have for me to analyze and compare.