Complete the Following Table to Indicate Your Understanding of Fixed

Complete the following table to indicate your understanding of fixed and variable cost behavior by inserting one of the following responses in each box: "Remain constant," "Increase," or "Decrease."
$$\begin{array} { | l | l | l | } \hline & \begin{array} { l } \text { When Activity } \\\text { Increases }\end{array} & \begin{array} { l } \text { When Activity } \\\text { Decre ase s }\end{array} \\\hline \text { Unit fixed costs } & & \\\hline \text { Total fixed costs } & & \\\hline \text { Unit variable costs } & & \\\hline \text { Total variable costs } & & \\\hline\end{array}$$