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: Washington (CNN) President Donald Trump told reporters Thursday that he decided to renegotiate the North American Free Trade Agreement rather than terminate the sweeping trade deal after speaking with the leaders from Canada and Mexico. The President told the leaders Wednesday he was not immediately planning to end the North American Free Trade Agreement, a pact which he railed against as a candidate and as recently as last week declared was harmful to US workers. "I decided rather than terminating NAFTA, which would be a pretty big, you know, shock to the system, we will renegotiate," he told reporters before a meeting with the Argentinian President.During the campaign, Trump made his disdain for NAFTA a central component of a populist messageHis approach has not softened since taking office 
 Question:Researchers concluded the deal has had a minor impact on the _ economy.

US