Here’s how the items can be categorized into "Things that create mood" and "Things that create tone":
Things that create mood:
- a large moor at dusk
- two servants in distress, carrying lanterns
Things that create tone:
- a bitter, sarcastic remark by a grieving wife
- two parents stressed over finances, being interrupted by a happy child
Mood typically refers to the feelings or atmosphere conveyed in a piece of writing, while tone refers to the writer's attitude toward the subject or audience.