He graph below shows the motion of a person. Describe the motion. *

A. The person is traveling at a constant speed of 1.5 meters per second for 10 seconds. Then the person stands still for 10 seconds.
B. The person is speeding up for 10 seconds and then going a constant speed for 10 seconds.
C. The person is going northeast for 10 seconds and then going directly east for 10 seconds.
D. The person is traveling at an increasing speed for 10 seconds and then travels at a constant speed of 15 meters per second for 10 seconds