Ambiguous Prepositional Phrases And Justice

So a man locally is accused of trying to sell his son. The crux of it relates to a conversation he (aparently) had with a woman in the parking lot of a quick-stop drug/gas mart in a neighborhoord known for questionable transactions.

If you were there filling up the family sedan, and a dude came up to you carrying a child and said, emphatically: "Will you give me money for my son? Would you assume this means:

1) I'll give you this baby human for some cash. Let's trade.
Or ..
2) Will you help my son - right here, in the form of a baby - by donating money.