The question is asking to give an examples of diffusion and osmosis that is observe in the daily life, in my own observation and further research about the problem, example for diffusion is when someone applies perfume or deodorant and the smell slowly spreads into the entire room, while for osmosis is when a patient will malfunctioning kidneys undergoes dialysis which used the principle of osmosis to clear waste from the blood.
The time of the revival of learning is such as the Bible, art, and true science is called the "Renaissance." You forgot to include the Bible in your quesiton.
