Consider the Following Cost Data for the Cost Object; Number

Multiple Choice

Consider the following cost data for the cost object; number of machine setups. Each set of costs (A, B, and C) is from a different type of manufacturing operation and represents the cost behaviour for the cost of that company's machine setups.
Number of $\begin{array}{lrrr}\text { Machine Setups }& \text { Cost A } & \text { Cost } \mathrm{B} &\operatorname{Cost} \mathrm{C}\\\hline0& \$ 5 & \$ 80 & \$ 5 \\10 & 20 & 79 & 37 \\20 & 40 & 82 & 66 \\30 & 60 & 78 & 91 \\40 & 80 & 81 & 123 \\50 & 100 & 79 & 154\end{array}$
Cost A is best described as:

A) Fixed
B) Variable
C) Mixed
D) Direct