Pearl is starting an international restaurant. She has heard from many friends that they sell delicious potato chips in England. She contacts an English company to talk to them about their chips. The English company is happy to sell her several hundred pounds of chips. Pearl does not know that in England the term "chips" has the same meaning as "French fries" in the United States. She is expecting American-style chips, so she rejects the shipment when it arrives. If a court finds in her favor, it is because: