In which sentence is the word my used as an interjection?

Responses

My, what a beautiful suit you are wearing!
My , what a beautiful suit you are wearing!

My car almost went off the curvy road!
My car almost went off the curvy road!

Do not mess with any of my things!
Do not mess with any of my things!

I finally found my way out of the creepy house!

My, what a beautiful suit you are wearing!

The word "my" is used as an interjection in the sentence: "My, what a beautiful suit you are wearing!"