Agood way to represent or measure trade offs is by using a curve. laffer supply producer price index production possibilities

Usually, outsourcing is the processing of obtaining products from other areas that do not exist in the home area. For instance, companies outsource products when they realize the prices of outsourcing are cheaper compared to producing.

Therefore through productivity trade off, the company can manage the labor force through enough capital and other necessary equipment. The company can trade-off other inputs to increase its productivity

d. the polar jet stream   lies between the polar easterlies and trade winds should be your answer