A. Osmosis. Hope this helps :)
Answer:
Internal response; when a person is infected by a bacteria or virus, the immune system springs into action to fight against the infections. Geotropism and phototropism are dealing with plants and they way they grow, while fight or flight is a physiological reaction by the human body in stressful situations-- so they are incorrect.
Explanation:
If you get it right, can I have brainliest? :)
The Chinese. All other cultures most like did not support astronomy.
By diffusion. Letter c.
Diffusion occurs when the smell of the bread "sticks" to the air and if the air travels from a room to another, the smell will go with it.
Hope it helped!