What is the meaning of the word "reflect"?

Definitions:

be bright by reflecting or casting light verb
- Drive carefullythe wet road reflects
give evidence of a certain behavior verb
- Their lack of interest in the project reflects badly on them.
give evidence of the quality of verb
- The mess in their dorm room reflects on the student.
manifest or bring back verb
- This action reflects their true beliefs.
show an image of verb
- Their sunglasses reflected the image on the billboard.
to throw or bend back (from a surface) verb
- Sound is reflected well in this auditorium