听力原文：The Western Europe Union, the defense organization linking most countries of the

听力原文： The Western Europe Union, the defense organization linking most countries of the European Community, is meeting in Luxemburg to discuss ways to reinforce economic sanctions against the Serbs by tightening controls on the River Danube. It is expected to approve of a proposal to send patrol boats manned by armed police and customs officers with power to search and turn back ships suspected of breaking the sanctions. International efforts to isolate Serbia have been undermined by ships carrying oil and other illegal supplies from the Black Sea region along the Danube into former Yugoslavia after ignoring attempts by the local authorities to stop them.

What is the purpose of the meeting in Luxemburg？

A．To control patrol boats on the River Danube.

B．To end economic sanctions against Serbia.

C．To step up economic sanctions against Serbia.

D．To send police officers to search the river.