Sabrina works as a bank teller. When one of the customers pointed a gun at her and demanded that she give him the key to the safe deposit box, she was so frightened that she could barely move. After the customer got the key, Sabrina was told to raise her hands and stand with her face against the wall for the rest of the time the bank robbery was unfolding. About 30 seconds passed between the time when Sabrina first saw the customer and the time she was told to turn to the wall with her hands raised. When recalling the event, she is likely to estimate that a 30-second time period lasted about: