which factor increases as a result of increasing altitude?\no air pressure\no air density\no size of gas…

which factor increases as a result of increasing altitude?\no air pressure\no air density\no size of gas molecules\no space between gas molecules
Answer
Brief Explanations:
As altitude increases, air pressure and density decrease. The size of gas - molecules remains constant. However, the space between gas molecules increases due to the decrease in air pressure pushing them together.
Answer:
space between gas molecules