Answer:
D.) Tim smiled back and offered to help Kara find the neckless.
Step-by-step explanation:
Kindness is a kind of behavior that shows concern, generosity, consideration and friendliness towards others.
The Theme: When you are sad, an act of kindness from someone else can make you feel better is portrayed by Tim.
He was friendly to Kara, showed her compassion and expressed concern by offering to help her find the neckless.
He not only showed concern, he acted kind and made Kara feel better.
This gives the best clue about the passage's theme of kindness.