Approximately 85% of young adults report consuming news primarily through social media feeds, which frequently feature crisis-related content. Researchers want to investigate the potential impact of passive negative news consumption ('doomscrolling') on individuals' personal optimism about the future. They decide to use a self-report survey to examine this relationship.
Suggest two variables that could be correlated in this study to investigate the relationship between passive negative news consumption and personal optimism about the future.