It needs a personal la because it is talking about la professora.
Answer:
Her room is as clean as his.
Explanation:
The second option is the best for this particular example because is about the speaker and Josué, the first option is only about the speaker, the third option is about both, but Josué speak in this case, it could be the last option because is about both and is a similar sentence than the second one, but the second one is the correct answer.
It calls the mate can i get the brainlys plx
