Which of the Following Statements Describes the Key Assumption Behind

Multiple Choice

Which of the following statements describes the key assumption behind the law of increasing costs?

A) Not all resources are equally suitable for the production of goods and services.
B) All resources are equally suitable for the production of goods and services.
C) All resources available are not fixed in the production of goods and services.
D) Although resources are available in unlimited amounts,their usefulness in production is limited over time.