Context: Not because of anything else , but you would smile because of me . You would smile for me . I miss you , but yet I know I ca n't . Because you no longer belong to me .
Question Why ca n't the narrator miss the other person anymore ?
Possible answers:

1). The narrator is no longer captor of the other .
2). None of the above choices .
3). The narrator no longer feels for the other person .
4). The narrator is no longer with the other person .
The answer:
4).