Dear Nonna , I missed you on Friday . Mom got a lot of work done in the morning before you left , but then she had to do a silly conference call , and I woke up early from my nap and wanted to sing and play . It 's no fun when Mom has to work !

Question: Who does Nonna most likely refer to ?
Answer: The narrator 's grandmaNone of the above choices .The narrator 's AuntThe narrator 's mother