The scale of analysis that the photograph of Vatican City represents is this: Regional scale.
What is the scale of analysis?
The photograph encompasses a larger portion of Vatican City, including the Vatican Museums and the Apostolic Palace. So, it could be classified under the regional scale. This means that the photograph focuses on the city's role within its broader geographical context and its relationship with Rome or Italy.
The photograph would represent the national scale if it captures a wider view, showcasing iconic landmarks like St. Peter's Basilica or St. Peter's Square along with surrounding buildings and streets, and if it focuses on a specific detail like a statue, fountain, or even a single person within Vatican City, it is likely depicting the local scale.