I think the second option is your answer you are looking for.
D) why the city needs better public transportation because it writes it in a question meaning it will give you suggestions on how to improve something
Answer:
A. He builds Dragonwings despite the financial hardship it causes.
B. After setting a kite free, he offers to build separate kites for Miss Whitlaw, Robin, and Moon Shadow.
Explanation:
Those are the two answer choices that mention father building things.
