One who has good taste for food:

Answer: Option A

The one word substitution is Gourmet.

Curator : a keeper or custodian of a museum or other collection.
Parasite : an organism which lives in or on another organism (its host) and benefits by deriving nutrients at the others expense.
Stoic : a person who can endure pain or hardship without showing their feelings or complaining.
Gourmet : a connoisseur of good food or a person with a discerning palate.