Answer: B. valuing our loved ones
Step-by-step explanation:
The theme of the passage is valuing our loved ones. From the passage, we can see how special Mason's mother was to him.
He loved her mother dearly, values and appreciated her and wanted the best for her. When it was her birthday, she was wondering what to buy until he eventually got something for her. She valued her mother and wanted to get her something that she will like.