According to the context, the correct option to fill the sentence is "extrañar".
What does the term "extrañar" mean?
It is a term that implies longing for, missing or remembering someone that can mainly produce sadness and nostalgia.
In the sentence, "Ellos van a extrañar a la maestra cuando termine la clase", it explains about missing the teacher when class is over.
Therefore, we can conclude that according to the context, the correct option to fill the sentence is "extrañar".
Learn more about Spanish sentences here: https://brainly.com/question/13095839
