Given Two Economic Systems,A and B,if Economy a Must Give

Multiple Choice

Given two economic systems,A and B,if economy A must give up less of all other goods to produce widgets than economy B,then

A) economy A has an absolute advantage in the production of widgets.
B) economy A has a comparative advantage in the production of widgets.
C) economy A is less efficient in the production of some goods than economy B.
D) economy A would not benefit from the specialization of production.