Can you please help me to answer this scenario?

You have just landed and are tying down the aircraft at a US. general aviation airport when a person approaches you and asks if you're the pilot of that aircraft. . Answer this scenario, being sure to address the following: What will you reply and why? What laws should you be aware of in this situation? Name those laws and describe them. If you have any text from the law, add it to your answer. If you disagree with the advice in the book, say_ why. If you say_you are going to do something other than what the book says, without stating why, I will likely assume you have not read the mm