Answer:
Venison
Step-by-step explanation:
You have to go word for word looking up the definition in your dictionary:
poultry - domestic fowl, such as chickens, turkeys, ducks, and geese.
mutton - the flesh of sheep, especially mature sheep, used as food.
venison - meat from a deer.
veal - the flesh of a calf, used as food.
Hence, the correct option is venison.