Question: If you have an allergy to nuts, do you have to mention it to your restaurant server?
Option 0: Yes you should always let your server know so that you won't be eating something that will cause a problem for you and for the restaurant later. Your server will appreciate that.
Option 1: Yes always let your server know that you have allergies, so that you don't accidentally eat something that will make you ill and also ask for extra napkins. Your server will appreciate that extra opportunity to serve.
Answer: 0