What is the main idea of the news item？A．The European Commission is considering a plan to

What is the main idea of the news item？

A．The European Commission is considering a plan to protect tourists" personal data.

B．A plan which aims to make European tourists" visits to America easier is approved.

C．The United States Congress is negotiating on behalf of the European countries.

D．The online checking system will make it more convenient to visit the United States.

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