Data from a Randomized Block Design Are Shown in the Following

Multiple Choice

Data from a randomized block design are shown in the following table. $\begin{array}{c}\quad\quad\quad\text { Treatment Levels }\\\begin{array}{l}\\\text {Block 1}\\\text {Block 2}\\\text {Block3}\end{array}\begin{array}{l}1 \\8 \\6 \\7 \end{array}\begin{array}{l}2 \\5 \\6 \\8 \end{array}\begin{array}{c}3 \\10 \\9 \\8 \end{array}\begin{array}{r}4\\7\\5\\9\end{array}\end{array}$

Using $\alpha$ = 0.05, the critical F value for the treatments null hypothesis is ________.

A) 3.59
B) 4.76
C) 3.98
D) 5.14
E) 9.89