What's it called when you do something without thinking about it?

Follow the direct characterization she was the kindest girl he had ever met she was the kindest girl he had ever met follow the direct characterization

You need to start an experiment and the instructions are to mix 2 g of sodium bicarbonate with 50 ml of distilled water and then mix the solution. describe what lab apparatus you would use and what safety precautions you must observe when completing this experiment.

Which best describes the tone in these lines "the fish"