Answer:
The better the lecture, the better his chances of tenure, but the time spent preparing the lecture decreases the time he has available to work on research.
Option: (A)
Explanation:
- Every activity that we do has some or the other trade-offs, as when we engage ourselves in one activity, we miss doing the other activity that we had the choice to do.
- In the given case, though it is beneficial for the professor to spend more time preparing for the lecture, he is inevitably using up the time that he could otherwise allocate for carrying out some research or doing something to entertain himself.