3. (Ch. 4) Spot Exchange Rate Movements. Suppose you have a buy AUDUSD position for some units of the AUD (Australian dollars). You bought the AUD with the USD at St-1(AUDUSD) = 0.6857 on August 31 (seven days ago). Today is September 7, with St(AUDUSD) = 0.6792. What is the annualized percent change in the AUDUSD exchange movements in these seven days? (Annualize by multiplying 360/7). Does the AUD appreciate or depreciate against the USD in these seven days? (5 points)