Definition: In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].
Input: (CNN) European Union leaders and China vowed Thursday to push forward with the Paris Agreement on climate change despite US President Donald Trump's decision to withdraw from the landmark accord. Trump announced his decision before reporters at the White House Rose Garden. "We're getting out," he said. In triggering the official withdrawal procedures, Trump will spark a lengthy process that won't conclude until November 2020 -- the same month he's up for re-election, ensuring the issue becomes a major topic of debate in the next presidential contest. Such a move would be a major break from international partners that would isolate the United States in efforts to curb global warming.EU chief says China is in "prime position" to fill any leadership vacuumKremlin says Russia fully supports Paris accord, says there's "no alternative" 
 Question:Merkel said she was pleased China was sticking to the Paris climate accord, adding that "the cooperation of the European Union with _ in this area will play a crucial role especially in regards to new technologies."

China