A flowchart. Start with a thesis statement, including the topic and viewpoint. Then find facts and details, relevant information to support the thesis. End with a conclusion. Consider this thesis statement: "Joe Redington is an important figure in Iditarod history.”

Which two details best support this thesis?

Joe and his wife were interested in the Iditarod Trail since the 1950s.
Dog sled teams continue to be used for transportation.
Redington’s goal was to preserve the history of the Iditarod Trail.
Dorothy Page conceived the idea of a sled dog race.