Select the option that can be used as a one-word substitute for the underlined group of words.

My brother is a connoisseur of food and does not miss any chance to experiment with new dishes.

Gourmet

The option that can be used as a one-word substitute for the underlined group of words "connoisseur of food and does not miss any chance to experiment with new dishes" is gourmet.

• Glutton means someone who eats a lot of food, especially to excess.
• Steward means a person who manages the domestic affairs of a household or institution.
• Gourmet means someone who enjoys fine food and drink and is knowledgeable about them.
• Porter means a person who carries luggage or loads for travelers.

The word gourmet is the most appropriate because it specifically refers to someone who enjoys fine food and drink and is knowledgeable about them. The other words do not have the same connotation of sophistication or appreciation for good food.