Answer:
value of other goods and services that are sacrificed in order to construct the new highway
Explanation:
Opportunity cost or Implicit cost is the cost of the next best option forgone when one alternative is chosen over other alternatives
By constructing the road, other projects which could have been carried out would be forgone. tis is because there are limited resources
Explicit cost includes the amount expended in running the business e.g. money cost of hiring contractors and construction workers for the new highway.