A group of friends ran in a 200 meter race. The graph at left in the td-
plane shows Ryan's distance, R, Beatriz's distance, B, and Grace's
distance, G, all in meters, t seconds since the start of the race. Who
stopped running temporarily before the race was over?
A
Beatrix stopped running temporarily.
B
Grace stopped running temporarily.
:
Ryan stopped running temporarily.
..
D
No one stopped running temporarily.