Sarah has been feeling a bit down lately and wants to improve her mood. She's considering several activities to feel better: watching her favorite TV show, trying a new recipe, organizing her cluttered desk, going for a brisk walk in the park, and planning her next vacation.
Which of the following actions is *most relevant* to Sarah's goal of positively impacting her mood?
A) Watching her favorite TV show.
B) Trying a new recipe.
C) Organizing her cluttered desk.
D) Going for a brisk walk in the park.
E) Planning her next vacation.