Since a Mixed Cost Has Both a Fixed and a Variable

Multiple Choice

Since a mixed cost has both a fixed and a variable component,

A) neither total cost nor unit cost will vary with changes in the level of activity.
B) total cost will vary with changes in the level of activity, but unit cost will not.
C) unit cost will vary with changes in the level of activity, but total cost will not.
D) both the total cost and the unit cost will vary with changes in the level of activity.