There Are 21 Delegates to a Political Party's Convention at Which

There are 21 delegates to a political party's convention at which four people-A, B, C, and D-have been nominated as the party's candidate for governor. The delegates' preference schedule is shown below. If the party uses a Borda count, candidate B would be elected. Can the four voters who most prefer candidate C vote strategically in some way to change this outcome to one they would find more favorable? Why or why not? $\quad$$\quad$$\quad$$\quad$$\quad$$\quad$$\quad$$\quad$$\text { Number of }$
$\quad$$\quad$$\quad$$\quad$$\quad$$\quad$$\quad$$\quad$$\text { delegates }$
$\begin{array}{lccc} & 8 & 9 & 4 \\\text { First choice } & \text { A } & \text { B } & \text { C } \\\text { Second choice } & \text { B } & \text { A } & \text { B } \\\text { Third choice } & \text { C } & \text { D } & \text { A } \\\text { Fourth choice } & \text { D } & \text { C } & \text { D }\end{array}$