Respuesta :
The correct answer is letter A. At a party, it's sometimes permissible for serving personnel to smoke, provided they don't do so in view of the guests. There are designated areas where people are allowed to smoke because we can not really deny and avoid that there are people who really wanted to smoke.
At a party, it's sometimes permissible for serving personnel to sample the buffet items before the guests arrive. The answer is letter D. This is to ensure that the food they are serving will fit with the taste of the guests.