We have covered many topics in our macroeconomic journey this year. Please discuss one topic you think is important.

We have covered many topics in our macroeconomic journey this year. Please discuss one topic you think is important. Please explain why you think is its important and why you choose it over one or two other possibilities (This is a "depth" question allowing the students to show that they really engaged with a major topic in the course.)

What is a good answer to this question?