The following are some common statements that we find students making. A variable cost is always

Question:

The following are some common statements that we find students making.
• A variable cost is always controllable.
• A fixed cost is always non-controllable.
• A direct cost is always a variable cost.
• Fixed costs are always indirect.
• Virtually every cost is variable with respect to some activity.

Required:
Classify each statement as True or False, and justify your response.