i dont believe theres a question in what you wrote, but if you made a mistake let me know and I'll try my best to help out!
Answer:
Hi! Your answer here is C. Being active and improving health leads to better sleep. Exercise tires you out, and the more active you are, the more your body pushes you to sleep at night.
Answer:
positive energy are exactly balanced out by the quantum states of negative energy. As such, the net effect remains zero, and so we are unable to see or feel the effects of negative energy in normal everyday conditions.