Answer:
Sentence 2 is right.
Explanation:
Since Ana is doing the training in which three skills are taught. So it is for sure that if she spends an hour for swimming, that hour cannot be utilized for acquiring other skills such as biking or running. So she has to make a choice and while making a choice she has to forgive other option. That is opportunity cost for her, the next best alternative forgone
Why are all these questions so hard I don’t know the answer
Short position (I think you were supposed to add answers)
1.) Out of the choices given here, a computer game that can be purchased online and played right away has good time utility. The other choices didn't seem to be a good fit for this particular question. The correct answer is D.
2.) Hours of labor or the number of workers are common ways of measuring a company's division of labor. The correct answer is A, division of labor.