Read the following context and choose the best option to answer the question.
Context: Both times , she declined , saying she was n't ready to plan that far ahead . Both times , she said she would call us when she knew what her schedule would be like . I know that Willem has had similar talks with her .
Question: What may be the reason she did nt know what her schedule would be like
Options: 
- She never plans her life far in advance .
 - She never knows what to write in her schedule .
 - She memorized her schedule and forgot it .
 - She does not like to make any plans at all .


She never plans her life far in advance .