This picture follows only one composition rule. The subject does not
take up the full frame, and the shot was not taken at a time of action or emotional height. However, this is a candid shot because she's not posing or looking towards the camera.
This picture does follow many if not all of the composition rules; the subject take up the entire frame and this is a candid shot as the subject is not looking at the camera. Lastly, there seems to be some action in this shot beacuse we see that she is using her hands while she's speaking.