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) -- Mitt Romney spent the presidential primary campaign trying to convince conservatives of his right-wing credibility on immigration issues. He labeled rivals Newt Gingrich and Texas Gov. Rick Perry as soft on illegal immigrants for suggesting some leniency for specific categories, such as students or long-time community members. He rejected the DREAM Act that would provide a pathway to citizenship for some young illegal immigrants. He called part of Arizona's controversial immigration law a model for the rest of the country. Now Romney's stance of a few months back is under scrutiny as the certain Republican presidential nominee seeks support from the mainstream electorate, including the increasingly significant Hispanic population.Mitt Romney and his surrogates offer few specifics on immigration policiesPresident Obama and the Supreme Court focus attention on immigration issuesRomney's conservative stance in the primaries is problematic now, observers sayTell us your plan, a Latino GOP strategist urges the candidate 
 Question:President Barack Obama's recent move to halt deportations of some _-eligible immigrants and Monday's Supreme Court ruling against key provisions of the Arizona law brought fresh attention to immigration issues, causing obvious discomfort in the Romney camp.

DREAM Act