In this task, you're given a question, a context passage, and four options which are terms from the passage. After reading a passage, you will get a brief understanding of the terms. Your job is to determine by searching and reading further information of which term you can answer the question. Indicate your choice as 'a', 'b', 'c', or 'd'. If you think more than one option is plausible, choose the more probable option to help you answer the question.

Question: At what age did Litto Nebbia write La balsa? Passage:"La balsa" (; Spanish for "the raft") is the debut single by the Argentine band Los Gatos, released on July 3, 1967 on Vik, a subsidiary of RCA Victor. Formed in 1967 after the disbandment of Los Gatos Salvajes, Los Gatos were the house band of the bar La Cueva, which became a popular meeting place for rock enthusiasts and the birthplace of Argentine rockknown locally as rock nacional (Spanish for "national rock"). During the mid-to-late 1960s, Buenos Aires was experiencing a cultural blossoming characterized by innovations in modern art, literature and cinema, largely driven by a burgeoning youth subculture that adhered to the countercultural phenomenon of the decade. The underground had its center in La Cueva, Plaza Francia and the Torcuato di Tella Institute, and identified with British Invasion music and the sexual revolution. "La balsa" was written by Litto Nebbialead vocalist of the bandand Tanguito (credited as Ramses) on May 2, 1967, in the men's toilet of La Perla de Once, another bar frequented by the group. At the time, Argentina was under a military dictatorship led by Juan Carlos Ongania, which regularly imprisoned and persecuted these young bohemians.
Links: a. Los Gatos Salvajes (band) b. Juan Carlos Ongania c. Juan Carlos Ongania d. Litto Nebbia
d

Question: Which team was ranked the highest at the 2009 Pacific Nations Cup? Passage:The 2009 Pacific Nations Cup is a rugby union tournament held between five national sides on the Pacific Rim: Fiji, Japan, Samoa, Tonga and the Junior All Blacks. The New Zealand Maori team that won the tournament last year will no longer take part in this competition because of a decision taken by the New Zealand Rugby Union. Australia A has also decided to pull out due to a similar decision. The inaugural competition was held in 2006. This year the tournament will begin on June 12 and ends on July 3, 2009 and most of the matches will be hosted by Fiji. The awarding of the key international tournament to the Fiji Rugby Union represents a further boost to the continued development of rugby in the region. The two opening round matches will be played outside of Fiji with Samoa hosting the Junior All Blacks in Apia and Tonga entertaining the Fijians in Nukualofa the following day before the tournament moves to Fiji for a 17-day festival of international rugby spread across three match venues: the ANZ National Stadium (Suva), Churchill Park (Lautoka) and Lawaqa Park (Sigatoka).
Links: a. New Zealand Rugby b. Fiji national rugby union team c. Samoa national rugby union team d. New Zealand Rugby
b

Question: Who was the Gold Medal recipient at the Olympics where del Potro received the Bronze medal? Passage:Juan Martin del Potro reached the quarter-finals of the first slam of the year in the Australian Open losing to Roger Federer. He then reached his first final of the year at the ABN AMRO World Tennis Tournament losing to Federer once again. However, he bounced back by winning his first title of the year at the Open 13 defeating Michael Llodra in the final. At the Estoril Open, successfully defended his title by defeating Richard Gasquet . At the French Open he reached the quarter-finals but fell to Federer for the fifth time in the year despite leading two sets to love he lost. At Wimbledon he was handily defeated by David Ferrer in the fourth round. He bounced back at the Olympics winning the Bronze Medal match over Novak Djokovic after losing to Federer in the semifinals. At the US Open he reached his third slam quarter-finals of the year but lost once again this time to Djokovic. He won his third title of the year at the Erste Bank Open defeating qualifier Grega Zemlja in the final. At the Swiss Indoors Basel, Del Potro got his fourth championship of the year after beating Roger Federer. This is the third time del Potro has qualified for the event.
Links: a. David Ferrer b. Tennis at the 2012 Summer Olympics c. 2012 Swiss Indoors d. 2012 US Open (tennis)
b