The following table shows $\left(x, \; y\right)$ values for a linear function. What is the slope of this function?
A. $3$
B. $2$
C. $6$
D. $5$
E. $1$
| $x$ | $y$ |
| 2 | 9 |
| 5 | 18 |
| 7 | 24 |
| 8 | 27 |
A. $3$
B. $2$
C. $6$
D. $5$
E. $1$
