Which innovative market research technique was specifically developed to overcome 'social desirability bias' in food product testing?

In the competitive food industry, understanding consumer preferences through market research is crucial for product success. This poll tests your knowledge about an innovative market research technique that revolutionized how food companies gather authentic consumer feedback. The method addressed a common challenge in traditional taste tests and focus groups - do you know which breakthrough approach it was?

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Home Usage Tests (HUTs) where consumers use products in their natural environment
Implicit Association Testing that measures unconscious attitudes toward food products
Virtual Reality Taste Labs that simulate different consumption environments
Biometric Response Tracking that measures physiological reactions to food products