Lung diffusion is your ability to pass oxygen into the blood from the air sacs of the lungs, and pass carbon dioxide (CO2) back into the lungs from the blood.
Explanation:
I wanted to let you know that I heard you. I never wanted you to feel unappreciated, and I’m sorry that you do. I want to work together to make sure you don't feel that way again.
They love each other by showing that they care for one another.
A- Abstaining from any sexual activity