Which of the Following Is Not a Situation in Which

Multiple Choice

Which of the following is not a situation in which to use the 'learning effect'? 

A)  When large amounts of money are involved. 
B)  When there is insufficient time. 
C)  When it concerns customized components manufactured by a supplier to the customer's specification. 
D)  When direct labour costs make up an important part of the cost price of the product to be produced.