For which achievement is Edmund Hillary best known?
A. Creating flu vaccines
B. Reaching the summit of Mount Everest
C. Formulating the evolutionary theory
D. Swimming across the English channel
In 1953, Edmund Hillary and Nepalese Sherpa mountaineer Tenzing Norgay became the first climbers to reach the summit of Mount Everest.
How did others answer?
A. 7% B. 71% C. 5% D. 17%