Final answer:
Marty told Dara Lynn that he saw a bear to prevent her from following him, knowing the animal would be intimidating.
Step-by-step explanation:
Marty told Dara Lynn that he saw a bear on the hill so she wouldn't follow him. This use of a bear is strategic, employing the intimidating presence of a potentially dangerous animal to dissuade Dara Lynn from accompanying him. In the context provided, the mention of bears serves as an element to create tension and deterrence.