Other things constant, which of these is likely to increase the supply of vanilla ice cream?

Name: Other things constant, which of these is likely to increase the supply of vanilla ice cream?
Brand: Quizplus
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Question

Quizplus · Accepted Answer

A decrease in the price of milk, an ingredient in ice cream, would lower the cost of producing vanilla ice cream and incentivize producers to increase supply. The other options are unlikely to impact the supply of vanilla ice cream directly.

Other Things Constant, Which of These Is Likely to Increase