Answer the Question on the Basis of the Following Cost

Answer the question on the basis of the following cost data: $$\begin{array} { c c c } &&\text { Total } \\\text { Output }&&\text { Cost }\\\hline0 & & \$ 24 \\1 & & 33 \\2 & & 41 \\3 & & 48 \\4 & & 54 \\5 & & 61 \\6 & & 69\end{array}$$ Refer to the data.The average fixed cost of producing 3 units of output is:

A) $8.
B) $7.40.
C) $5.50.
D) $6.