If you wanted to know how to spell "Ixtapa," the correct question to ask would be:
"¿Cómo se escribe 'Ixtapa'?"
This question directly translates to "How do you spell 'Ixtapa'?" and is the appropriate way to inquire about the correct spelling of a word in Spanish. So, the answer you should select is:
O ¿Cómo se escribe "Ixtapa"?
