My therapist closed her notebook , and rubbed the back of her neck . " I think this has been a good session Kamijo , you ' ve really opened up . " I sighed and stood up from the chair .

Based on the preceding passage, choose your answer for question Why is the therapist satisfied with this session of therapy ?
Select from: --None of the above choices .; --The therapist felt that Kamijo was avoidant .; --The therapist felt that Kamijo started talking about the root of the problem .; --The therapist felt that Kamijo started discussing sports .;
The answer is:
The therapist felt that Kamijo started talking about the root of the problem .