(b) Is the travel advisors' claim that Argentina is less expensive than Chile corroborated by the relative price of Big Mac in Argentina and Chile in July 2019? Please use The Economist's website for the Big Mac Index, https://www.economist.com/big-mac-index, to find by what percentage the nominal dollar price of Big Mac in Chile, Pc, was higher than the nominal price of Big Mac in Argentina, PA, in July 2019; that is, calculate (Pc - PA)/PA and express it as a percentage with one decimal point. Based on this calculation, is the claim corroborated? [12] Please explain your answer and show your work