Read the following passage and mark the letter A, B, C, or D on your answer sheet to choose the word or phrase that best fits each of the numbered blanks from 26 to 30.

ON TOP OF THE WORLD
In December 2011, a teenage mountaineer from California became the youngest person to complete one of his sport's most extravagant (26) ________: scaling the highest peak on (27) ________ of the world's seven continents, Jordan Romero was just 15 when he reached the summit of Vinson Massif in Antarctica. Jordan, who grew up climbing the mountains in Big Bear Lake, just east of Los Angeles, conquered his first major summit, Mount Kilimanjaro, at the age of nine. At 13, he became the youngest person to make it to the top of Everest. He beat the previous record for the Seven Summits, (28) ________ was held by 16- year-old British climber George Atkinson. Both teenagers sparked controversy in mountaineering (29) ________, with purists claiming they were too young to contribute properly to climbs, and therefore relied excessively on the support of their team-mates. (30) ________ Jordan broadcast his achievements on the Internet, his mother declined to comment when contacted by the press, claiming that the family was not seeking attention for his feats.
(Adapted from Ready for Advanced by Roy Norris and Amanda French with Miles Hordern)