Answer: Cornea, pupil, lens
Explanation:
The first section the light passes is the Cornea, this is the first section of the eye that is before the iris, pupil and anterior chamber. The pupil is the second section, it's function is it allows light meet the retina. The Lens is the third section, it helps the light to be focused on the retina.
Self awareness make people realize their own capability/potential which prevent them from picking the careers that is not suitable for them.
For example, if someone aware that they're gifted in art related activities from early age, they could focus themselves to obtain further education in art-related subjects so they could get enough skill for their job searching
Answer: Provide job-related knowledge and skills.