Respuesta :
answer is option C. nitrogen as:-
OXYGEN- 21%
NITROGEN- 78%
CARBON DIOXIDE, ARGON, NEON and SEVERAL OTHER GASES- 1%
OXYGEN- 21%
NITROGEN- 78%
CARBON DIOXIDE, ARGON, NEON and SEVERAL OTHER GASES- 1%
The answer is C. nitrogen
Nitrogen makes up most of Earth's atmosphere.
Oxygen: 21%
Nitrogen: 78%
Other including Argon (0.9%) and Carbon Dioxide (0.03%)