I believe it is option D Sympathetic Nervous System.
When you consume less power, you reduce the amount of toxic fumes released by power plants, conserve the earth's natural resources and protect ecosystems from destruction. By taking steps to reduce your energy intake, you'll contribute to a healthier and happier world
B) a dime-sized, painless slre call a chancre
Stress can actually improve your ability to concentrate and perform if the level is moderate. <span>Better concentration and focus makes life easier and more productive, and anyone can make it happen. Hope this answers the question. Have a nice day.</span>