Which of the situations results in a final value of zero? A. The overall change in temperature when the temperature goes from -10 F to 10 F

B. The total profit made when a person buys an item for $2.25 and then sells the item for $2.25

C. The overall change in the altitude of a hot air balloon after rising 21 km from the sea level

D. The total distance a person travels when he bikes 3.1 miles to school and then bikes 3.1 miles back to home