According to the Infant-Industry Argument for Trade Protection,a New Small

According to the infant-industry argument for trade protection,a new small industry

A) must be protected even if it will never have a comparative advantage.
B) must be protected permanently to provide for a diversified economy.
C) will need protection once it has exploited available economies of scale.
D) may need protection temporarily until it can exploit its economies of scale.
E) must be protected in order to provide a domestic supply of the product.