You perform an experiment to measure the speed of a car over time. The
results are shown in the graph below.
What is the best inference for the speed of the car after 3 seconds?
A. 19 m/s
B. 17 m/s
C. 21 m/s
D. 14 m/s
                                             
                                          
                                          
                                        
											 
			                  