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: Jerusalem (CNN) -- A former foreign minister joined Prime Minister Benjamin Netanyahu's future governing coalition and has been tapped to lead peace talks with the Palestinians. Tzipi Livni and her centrist Hatnua party will be part of a government headed by Likud-Beitenu, the political movement headed by the prime minister. Livni, a former opposition leader, foreign minister and justice minister, will again serve in the justice minister post. Hatnua, which means "movement," is the first party to join a Netanyahu's coalition. There has been a lot of political jockeying among a range of movements since last month's national elections. Among those are centrists, rightists, and ultra-Orthodox groups.Tzipi Livni is a former justice ministerHer centrist party, Hatnua, is the first to join the future coalitionLivni will play a role in welcoming U.S. President Barack Obama to Israel 
 Question:Livni, who campaigned on the importance of the peace process, thanked _.

Benjamin Netanyahu