The following table shows $\left(x, \; y\right)$ values for a linear function. What is the slope of this function?

A. $2$

B. $6$

C. $7$

D. $1$

E. $14$

$x$ | $y$ |

2 | 13 |

6 | 41 |

8 | 55 |

10 | 69 |

A. $2$

B. $6$

C. $7$

D. $1$

E. $14$