The amount that people are willing to pay for each additional unit of a product or service is the
a.
opportunity cost
b.
marginal benefit
c.
marginal cost
d.
investment opportunity

The right answer for the question that is being asked and shown above is that, D Investment Opportunity, The amount that people are willing to pay for each additional unit of a product or service is the, D Investment Opportunity.

Read more on -

mcdonald's fast-food restaurants have a well-designed training program for all new employees. each new employee is supposed to learn how to perform standardized tasks required to maintain mcdonald's service quality. due to labor shortages in some areas, new employees begin work as soon as they are hired and do not receive any off-the-job training. this nonconformity to standards creates control loss.