Teresa is a quiet child who has never been very active. she is good-natured and calm as long as her circumstances are familiar, but she is easily upset by changes in her environment. it takes her a long time to adapt to new food, new people, or new surroundings. teresa's temperament would probably be categorized as:

In e. c. tolman's experiment, some rats were trained to run through mazes for standard food goals, while other rats were allowed to explore the mazes for 10 days without food goals or other rewards. later, when food rewards were placed in a box at the far end of the maze, the previously unrewarded rats reached the food box as quickly as the rewarded rats after only one or two trials. this experiment demonstrated that the rats had the ability to form of their surroundings.