Olivia Bakes Cakes and Andrew Grows Corn

question 11

Multiple Choice

Olivia bakes cakes and Andrew grows corn.Olivia and Andrew both like to eat cake and eat corn.In which of the following cases is it impossible for both Olivia and Andrew to benefit from trade?

• A)Olivia cannot grow corn and Andrew cannot bake cakes.
• B)Olivia is better than Andrew at baking cakes and Andrew is better than Olivia at growing corn.
• C)Olivia is better than Andrew at baking cakes and at growing corn.
• D)Both Olivia and Andrew can benefit from trade in all of the above cases.

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Definitions:

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A concept in education and psychology referring to the difference between what a learner can do without help and what they can achieve with guidance or collaboration.

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A stage in Jean Piaget's theory of cognitive development where children aged 2 to 7 years old think symbolically but are not yet able to perform operations, or reversible mental processes.

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