A cheese board choice is a selection of cheeses that are served together, usually as an appetizer. The three cheeses mentioned in the crossword solutions are Edam, BRIE, and Gruyere. Edam is a semi-hard cheese made from cow's milk originating from the Netherlands. BRIE is a soft cheese made from cow's milk originating from France. Gruyere is a hard cheese made from cow's milk originating from Switzerland. All three of these cheeses are popular choices for cheese boards.