A teacher explains the concept of flow of electric current in a circuit by comparing it with the more familiar example of flow of water from higher to low pressure. Just as water flows from higher to lower level, so also the electrons flow from higher to lower potential and this flow continues tll the time potential difference exists.
Which pedagogic device is the teacher employing ?

Correct option is A

The pedagogic device that the teacher is employing in this scenario is an analogy.
An analogy is a teaching technique that involves drawing similarities between two different concepts or situations to enhance understanding.