The following table shows $\left(x, \; y\right)$ values for a linear function. What is the slope of this function?
A. $4$
B. $3$
C. $12$
D. $2$
E. $1$
| $x$ | $y$ |
| 3 | 14 |
| 5 | 22 |
| 6 | 26 |
| 7 | 30 |
A. $4$
B. $3$
C. $12$
D. $2$
E. $1$
