Question:
State whether the following statements are true or false:
a. All costs are controllable.
b. Fixed cost per unit remains fixed.
c. Variable cost per unit remains variable.
d. Direct costs are those identified with a particular cost unit.
e. Total variable cost does not increase in total proportion to output.
f. Sunk costs are relevant for decision making.
g. Costing and cost accounting are the same.
h. Costs and expenses are the same.
i. Abnormal cost is controllable.
j. Variable cost increases as the fixed cost.