$($Short Answer Questions$)$ First, answer whether the statement for each question is true, false, or uncertain. Then explain why your answer is true, false, or uncertain. The easiest way to show a statement is false is to provide a counterexample. Points will be given based on your explanation, not the answer itself. Your answer must not exceed $5$ lines. $($a$)($True$/$False$/$Uncertain Question: $10$ points $)$ The country A recorded a current account surplus in $2022.$ Then the country A experienced a net capital inflow in $2022.($b$)($True$/$False$/$Uncertain Question: $10$ points$)$ No Ponzi condition implies that a country$$s debt cannot grow to infinity. $($c$)($True$/$False$/$Uncertain Question: $10$ points$)$ The endowment economy models can predict a counter$-$cyclical trade balance, if it features a permanent income shock