Use the graph below to answer items below

1. Which runner won the race?
A. Albert C. Charlie
B. Bob D. All of them
2. Which runner stopped for a race?
A. Albert C. Charlie
B. Bob D. All of them
3. How long did Bob take to complete the race?
A. 12 seconds C. 16 seconds
B. 14 seconds D. 18 seconds
4. What is the distance travelled by Albert in 8 seconds?
A. 50 meters C. 70 meters
B. 60 meters D. 80 meters
5. What is the distance travelled by Charlie in 13 seconds?
A. 50 meters C. 70 meters
B. 60 meters D. 80 meters