Answer:
This happens due to both refraction and reflection. You're able to see the "red" on the apple because the light reflects off of it and into your eyes thus making the color visible.
each cell carrys cytoplasm, where chemical reactions occur in the cell.
A. A person gets out of his mind, he becomes calm then the situation is effective,he doesn't care out about stuff. It's not B or C of course,it could be D. But i think its A.