Commentator: In the new century, only nations with all the latest electronic technology will experience great economic prosperity. The people in these nations will be constantly bombarded with images of how people in other countries live. This will increase their tendency to question their own customs and traditions, leading to a dissolution of those customs and traditions. Hence, in the new century, the stability of a nation' s cultural identity will likely __ . Which one of the following most logically completes the commentator's argument? ['be best maintained by ensuring gradual assimilation of new technical knowledge and skills', 'be ensured by laws that protect the customs and traditions of that culture', 'be threatened only if the people of that culture fail to acquire the latest technical skills', 'decrease if that nation comes to have a high level of economic wealth']