Katherine's opportunity cost of attending the lecture is: the transportation and time cost of getting to the lecture event itself plus the reduction in her physics exam grade by not studying tonight.
<u>Explanation</u>:
The opportunity cost is the "cost" lost by not enjoying the benefit associated with the chosen alternative choice. People usually make use of opportunities to make themselves better.
The opportunity cost can be explained as giving up of profit or value to achieve something else. Opportunity cost is the value of giving up the best thing whenever you make a decision. When Katherine decided to attend the lecture of her favorite author, she lost her time, transportation cost and even scored low grade in physics exam as didn’t study on exam night.
<span> both had energetic and capable founders/early rulers. Both had capable militaries, both had same beliefs. </span>
I think it’s a Driving task mate
I believe the answer is: <span>rationing certain goods
</span><span>rationing foreign goods that could come into a country would help the local businesses to maintain their market share in the country.
The rationing would also help the country in maintaining a competitive price for that product so it would not huurt small businesses.</span>