【单选题】

The passage warns of which of the following dangers
A．Companies in the United States may receive no protection from imports unless they actively seek protection from import competition.

B．Companies that seek legal protection from imports competition may incur legal costs that far exceed any possible gain.
C．Companies that are United States-owned but operate internationally may not be eligible for protection from import competition under the law of the countries in which their plants operate.
D．Companies that are not United States-owned may seek legal protection from import competition under United States import relief laws.