Respuesta :
The clue that determine the meaning of doppelgänger is, "person who looked just like her"
What is doppelgänger?
Doppelgänger means a biological double of a living person.
Because Rosa saw a person who looked like her, which means their was a doppelgänger in town, meaning a biological double of Rosa. Thus the clue that determine the meaning of doppelgänger is, "person who looked just like her."
Hence the correct option is, "person who looked just like her"
To know more about doppelgänger:
https://brainly.com/question/9251267
#SPJ3