Which of the following is true about specialization and trade? Select one: a. A country should specialize in and export the good for which it has comparative advantage b. A country should specialize in and export the good for which it has absolute advantage c. A country should specialize in and export the good for which it has both comparative and absolute advantage d. A country should specialize in and import the good for which it has absolute advantage e. A country should specialize in and import the good for which it has comparative advantage