Part of an ANOVA Table Is Shown Below The Number of Degrees of Freedom Corresponding to Between-Treatments Is

Multiple Choice

Part of an ANOVA table is shown below. $$\begin{array} { l l l l l } \text { Source of } & \text { Sum of } & \text { Degrees of } & \text { Mean } \\\text { Variation } & \text { Squares } & \text { Freedom } & \text { Square } & F \\\text { Between Treatments } & 64 & &&8 \\\text { Within Treatments (Error) } & &&2 & \\\text { TOTAL } &100\end{array}$$ The number of degrees of freedom corresponding to between-treatments is

A) 18.
B) 2.
C) 4.
D) 3.