Zachary’s cornfields are irrigated in circular regions. Zachary records data on the corn production from various irrigated circular regions. Radius (ft) Bushels of Corn
500 2,705
1,000 10,818
1,500 24,341
2,000 43,273
2,500 67,613

What type of function best models the given data set?
A. constant
B. exponential
C. linear
D. quadratic
The average rate of change for a function is greater from x = 1 to x = 2 than from x = 2 to x = 3. What type of function could it be? Select all that apply.
A. linear
B. quadratic
C. exponential