PLEASE HELP! DUE SOON! YOU ARE AMAZING

Function A is represented by the equation y = 2x + 5.
Function B is a linear function that goes through the points shown in the table.
Heres the table:
x | 1 | 3 | 4 | 6 |
Y | -1 | 3 | 5 | 9 |

Which statement correctly compares the rates of change of the two functions?

A. The rate of change of function A is 5.
The rate of change of function B is 2.

B. The rate of change of function A is 2.
The rate of change of function B is 2.

C. The rate of change of function A is 2.
The rate of change of function B is 4.

D. The rate of change of function A is 5.
The rate of change of function B is 4.