Final answer:
In Sally's experiment, the dependent variable is the type of birdseed preferred by the birds, the independent variable is the different types of birdseed offered, and the results show a preference for a specific seed.
Step-by-step explanation:
The dependent variable in Sally's experiment is the type of birdseed that the birds prefer. This is the variable that is being measured or observed. The independent variable in Sally's experiment is the different types of birdseed she offered to the birds. This is the variable that is manipulated or controlled by the experimenter.
The results of Sally's experiment show that the birds prefer a certain type of seed. This could be stated as a conclusion or finding of the experiment.
Learn more about Variables in an experiment