GATT Article XX exceptions

Question 1 (20 points) Assume that in the same dispute from the Unit 5 Assignment (Australia's ban on cigarettes), a WTO panel ruled that cigars and cigarettes are like products and that Australia violated Article III:4. Are there any Article XX exceptions that Australia could rely on? Would a WTO panel find that the Australian measure satisfies the Article XX chapeau? Paragraph v BIUA Ev IE +