According to the passage, which of the following is a universal rule of etiquette? A. tucking a napkin in your shirt B. not throwing food on the floor C. reading a magazine at a coffee sh
According to the passage, which of the following is a universal rule of etiquette?
A. tucking a napkin in your shirt
B. not throwing food on the floor
C. reading a magazine at a coffee shop
D. eating in rustic settings