Nicole wants to avoid buying a car that is a lemon. She takes a car she would like to buy to her mechanic before she purchases it. This is known as ?

A. a country moves from autarky to free trade
B. a movement to a customs union reduces the costs of trade through standardization economic integration results in a
C. economic integration results in a movement in product origin to a lower cost member country
D. economic integration results in a shift in product origin from a lower-cost, nonmember country to a member country having higher costs