Calculate the average rate of change for the graphed sequence from n = 1 to n = 3

Calculate the average rate of change for the graphed sequence from n = 1 to n = 3. (2 points)

graphed sequence showing point 1, 2, point 2, 4, point 3, 8, point 4, 16, point 5, 32, and point 6, 64

A. 1
B. 2
C. 3
D. 6