In which of these situations would the answer to the question be 0?
A. Teddy jumped into a pool from a diving board 8 feet above the water. He
sank 8 feet and then swam straight up to the surface of the water. How
many feet did Teddy swim?
B. Jerry left his house and walked 1.5 miles directly west. Then he walked
1.5 miles directly east. At this point, how many miles was Jerry from his
house?
C. A trail begins at an elevation of -50 feet. The trail ends at an elevation o
50 feet. By how many feet does the elevation of the trail change from
beginning to end?
D. The low temperature one day was -3° Celsius. The high temperature tha
day was 3° Celsius. What is the difference between the low temperature
and the high temperature that day?
