Which sensory marketing technique did Whole Foods pioneer that has been widely adopted by other grocery chains to create a perception of freshness and increase produce sales?

Food retailers employ various psychological strategies to influence consumer purchasing decisions. From store layout to product placement, grocery chains have perfected the art of subtle persuasion. This trivia question explores one of the most effective but lesser-known techniques used by major supermarket chains to enhance the customer experience and increase sales. Test your knowledge of retail psychology in the food industry!

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Automated water misting systems that activate when customers approach the produce section
Strategically placed fans that distribute the aroma of freshly baked bread throughout the store
Color-changing LED lighting that makes produce appear more vibrant and appealing
Sound design featuring nature recordings that subconsciously associate with freshness