Read the following conversation and answer the question. M: The new baby must be keeping you up at all hours of the night. W: She's been pretty good since my mother moved in, and she's sleeping for a longer time at night. It's my thoughts as a mother that keep me awake at night. Question: Why can't the woman sleep at night? - The baby keeps crying. - Her mother moved in recently. - She is not used to her new role as a mother.
Answer:
She is not used to her new role as a mother.