Task: Question Answering
Input (English): Passage: At least 2 times a week we order food from restaurant . This time we decided to try something new and decided to go for Mexican food . we ordered , chicken enchiladas , chicken chips , crunchy tacos , and some soft tacos and nacho cheese . When I picked it up , I did not check my items . When It arrived . the order was wrong . I specifically told them that we do not eat pork . Chicken enchiladas were were very dry . It was a big disappointment , as it was first time we ordered from this restaurant . I was mad . Everyone was so hungry . But no choice . They were nice , and told me to bring it back and they will fix it for me . I drove back with my all food , and they made new order and refunded me half of the money and apologized . It was a mistake , they switched the order . Question: When did they learn that the nachos had pork? Option1: when their order arrived Option2: when the enchiladas were very dry
Output (English): when their order arrived