Respuesta :
Answer: The "personal a" is necessary
Explanation:
Ellos recuerdan a su abuela
(I'm a native speaker)
Answer: The “personal a” is necessary.
Explanation: Without the “personal a”, the sentence doesn’t make sense, but with the “personal a”, the sentence does make sense.
Explanation: Without the “personal a”, the sentence doesn’t make sense, but with the “personal a”, the sentence does make sense.