Figure 6.

Mean (± sem) option and total energy intakes and body weights in 4-day blocks of Experiment 3B. Block -1 is the baseline measure prior to the introduction of option access. During blocks 1-5, the Sucrose group received a bottle of 32% sucrose solution, the Milk group received a bottle of high-fat milk, and the Milk+Cookie group received high-fat milk and a jar of chocolate chip cookies. The Control group did not receive any optional foods.