The ozone layer a.
is a brown haze that forms when air pollutants react in the presence of sunlight.
b.
forms when gases are released from natural sources such as volcanoes.
c.
is composed of naturally occurring radioactive gases.
d.
absorbs most of the harmful ultraviolet light radiated from the sun.

D

Explanation:

The ozone layer is a thin part of the Earth's atmosphere that absorbs almost all of the sun's harmful ultraviolet light

tell their parents and make sure she gets from a counselor or therapist. be supportive and be there for her. be a kind and good friend. spend time with her to make her feel like she's not alone. i'm not a professional but i really hope they stays strong.

you aren't worthless, you are a one of a kind person who, deserves happiness like anyone else, you may not get it but everyone deserves happiness. i hope this .