Read the following context and choose the best option to answer the question.
Context: I remember something Beth said . She told me that after she returned home from a trip with Lucius she would always feel that he had grown . I feel that way with Elias , he 's changing from a baby to a little boy . The trip ended with a soggy Sunday .
Question: How do I feel about Elias ?
Options: 
- I think he 's growing up fast .
 - None of the above choices .
 - I think he 's underfed .
 - I think he 's not growing fast enough .


I think he 's growing up fast .