In the diagram of the decision tree, what lies at the bottom, the roots?

An alternative to maintaining an undervalued currency is to ________ the fundamental value of the exchange rate by ________ monetary policy.

A. decrease; tightening B. decrease; easing C. increase; tightening D. increase; easing

Starting from long-run equilibrium, a decrease in autonomous investment results in ________ output in the short run and ________ output in the long run.

A. lower; potential B. higher; higher C. higher; potential D. lower; higher