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].

Q: WASHINGTON (CNN) -- Members of the Senate Finance Committee met Tuesday with treasury secretary nominee Tim Geithner over concerns involving his personal taxes and the immigration status of a former housekeeper, transition officials said. Timothy Geithner has been nominated for the post of treasury secretary in the Obama administration. The Geithners employed a housekeeper whose employment authorization document expired about three months before she stopped working for them in October 2005, according to a written statement from the Senate Finance Committee. Later, the housekeeper, who is married to a U.S. citizen, was granted a green card, transition officials said. The second concern involves Geithner's taxes while he worked for the International Monetary Fund (IMF). According to a statement released by the committee, Geithner failed to pay self-employment taxes while the IMF paid him from 2001 to 2004.Committee: Housekeeper worked for 3 months after employment document expiredGeithner failed to pay self-employment taxes while working for IMF, committee saysErrors were "honest mistakes," don't rise to "level of disqualification," chairman saysTax issue a "common mistake," incoming White House spokesman says 
 Question:After _ nominated him for treasury secretary, Geithner voluntarily amended his taxes for 2001 and 2002, paying $25,970 for those taxes and interest, the committee said.

A: Obama
****
Q: Sure, St Andrews is the home of golf and Monaco hosts the most glamorous race on the Formula One circuit, but the sporting world offers so much more than what can be seen on television. With the warmer months upon us the countdown is on for all manner of festivals around the globe, with many of them revolving around intriguing, entertaining and downright wacky events. MailOnline Travel sheds some light on the most unique sporting escapes you could take this year as a spectator or in some cases even as a participant, from the historic cheese-rolling race in Gloucestershire to the Mud Olympics in Brunsbuettel, Germany.Traditional sports in Scotland's Highland Games and Mongolia's NaadamWife Carrying, Bog Snorkelling and Cheese-Rolling among the kookiestCamel Wrestling in Turkey and Prison Rodeo in the US more controversial 
 Question:Not for everyone, in particular animal welfare groups who oppose it, or the feint of heart but certainly historic - camel wrestling has been going on in _ for more than 2,000 years.

A: Turkey
****
Q: Ronnie McKinnon paid an emotional tribute to friend and former Rangers team-mate Colin Jackson and insisted that the Ibrox club have lost one of their great servants of the post-war era. McKinnon and Jackson were the defensive rock upon which the foundations for the Light Blues' finest hour in the European Cup Winners' Cup triumph of 1972 was built - although cruel fate was to ensure that both suffered the devastation of watching the final from the sidelines. However, Jackson,who has lost his battle with leukemia at the age of 68, was more than an excellent centre back who contributed greatly to the club's glories in the 1970s. McKinnon described him as a thoroughly decent individual who put others before himself.Ronnie McKinnon has paid tribute to Rangers team-mate Colin JacksonFormer defender Jackson lost his battle with leukemia at the age of 68McKinnon and Jackson were the defensive rock for the club in 1972 
 Question:It was a blessing in disguise as _ was at the heart of one of the great periods in Rangers' history, winning nine major honours in the space of four years.

A:
Colin Jackson
****