Find the Solution to the System of Equations by Substitution $$\begin{array} { l } x + 2 y + 5 z = 10 \\5 y + 4 z = 19 \\z = 1\end{array}$$

Multiple Choice

Find the solution to the system of equations by substitution.
- $$\begin{array} { l } x + 2 y + 5 z = 10 \\5 y + 4 z = 19 \\z = 1\end{array}$$

A) (-1, 3, 1)
B) (1, 3, -1)
C) (3, -1, 1)
D) (-1, 1, 3)