If there is a study that shows that onion causes cancer it would cause the new demand curve to go lower on its points.
Given that it has been established that onion consumption leads to cancer. There would be a great reduction in the number of sales for onion.
People would want to stop consuming the product so that they would nit be affected by the disease.
Read more on consumption here:
https://brainly.com/question/24741444
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