The Graph in the Figure Shows the Position of a Particle

Multiple Choice

The graph in the figure shows the position of a particle as it travels along the x-axis.What is the magnitude of the average speed of the particle between t = 1.0 s and t = 4.0 s?

A) 1.0 m/s
B) 1.3 m/s
C) 0.67 m/s
D) 0.50 m/s
E) 0.25 m/s