It's just so they know where you are. Just go along with ethics and you'll get an A
It is possible to sneeze and fart (the sneeze usually being involuntary), burp and fart, as Falstaff frequently did, and cough and fart at the same time (the cough cleverly used to cover the sound of the fart).
Answer:
4
Explanation:
Meat, poultry, fish, and other should be discarded after 4 hours