Use the Following Figure for the Next Problem

Multiple Choice

Use the following figure for the next problem.
-An object leaves point A and travels in a straight line to point B via path b.In region I,the speed is 100 m/s while in region II,the speed is 71 m/s.How long does it take for the object to go from A to B?

A) 82.0 ms
B) 70.8 ms
C) 61.3 ms
D) 34.3 ms
E) 27.7 ms