A velocity vs. time graph is shown. A graph titled Velocity versus Time shows time in seconds on the x axis, numbered 0 to 5, velocity in meters per second on the y axis, numbered 0 to 20. A line starts at the origin and ends at (5, 20). What is the acceleration of the object? A. 0 m/s2 B. 0.25 m/s2 C. 4 m/s2 D. 8 m/s2 ChatGPT