Refer to the information provided in Figure 26.7 below to answer the question(s) that follow.


Refer to Figure 26.7. Which of the following statements characterizes an output level of $400 billion?
◦ It is sustainable over the long run without unemployment or deflation.
◦ It is achievable only in the long run.
◦ It is attainable in the short run but it is associated with decreases in the price level.
◦ It can be achieved only if investment is independent of the interest rate.