Is the wasabi served at Japanese restaurants outside Japan always the real thing?
Most of the time, no: because real wasabi is expensive and perishable, it is rare outside Japan, and what is usually served is dyed horseradish, a common substitute the bank uses as a medium question.
Are there legal rules that define what a drink can be called?
Yes, and the bank uses several as hard questions, the case of American bourbon, which needs at least 51% corn in its grain mix, and champagne, which can only come from the Champagne region of France.
Does the topic mix Brazilian dishes with international cuisine?
Yes, on purpose: regional Brazilian dishes, like Minas Gerais' pão de queijo and Amazonian açaí, appear alongside dishes like Peruvian ceviche and Korean kimchi, to balance out who knows which cuisine.