Please if i can have the answer for 21,22,and 23

21. If Australia experienced an increase in inflation to approximately 2.8%, while inflation in other developed countries like the United States remained around 1.1%, then, initially (considering just the first reaction to interest rate expectations): a. AUD will depreciate against the USD and the current account deficit will decrease AUD will depreciate against the USD and the current account deficit will increase. AUD will appreciate against the USD and the current account deficit will decrease. d. AUD will appreciate against the USD and the current account deficit will increase. 22. Employment figures could be overstated due to: a. Several casually employed people may prefer full-time work The process of hysteresis c. The NAIRU d. The income effect 23. Automatic stabilisers are designed to have the following effect: a. make sure everyone pays the same amount of tax to ensure equity and access to health care. b. smooth the business cycle through a progressive tax system and unemployment benefits. c. provide stability to the currency when if falls below the RBA's desired level. d. enhance the volatility of the business cycle because that is the goal of the Australian Treasury