The 'should be closed...' reason has this description (emphasis mine):

This question is completely unclear, incomplete, overly-broad, primarily opinion-based or is not about Stack Exchange API, app, or script as described in the help center, and it is unlikely to be fixed via editing.

about Stack Exchange API isn't right.

I think it should be about the Stack Exchange API.

Should we change it to (changes in bold)? :

This question is completely unclear, incomplete, overly-broad, primarily opinion-based or is not about the Stack Exchange API, an app or a script as described in the help center, and it is unlikely to be fixed via editing.