Answer:
I'm not 100% sure, but Universal generalization seems the most appealing to me.
Step-by-step explanation:
So basically, America is not only the US, but also many other countries like Paraguay, Brazil, Canada, etc as the term "America" is commonly used to refer to United States. So maybe what happened is that Speaker 2 misunderstood the question, interpreting it as "Are you from an American continent country?" since Guatemala is in South America, they said yes.