Which of these members of Robert Falcon Scott's expedition to the South Pole in 1912 sacrificed himself in an attempt to ensure that there to be sufficient provisions for the rest of the team?

Lawrence Oates famously sacrificed himself during Scott's 1912 Antarctic expedition by walking out into a blizzard with the words 'I am just going outside and may be some time.' He did this to reduce the burden on his teammates and improve their chances of survival. Evans, Wilson, and Bowers were other expedition members who died on the return journey.