Read the excerpt from The Riddle of the Rosetta Stone by James Cross Giblin. Which sentence from this excerpt is a fact?

At this point, celia realized that she belonged to at the school. a. the dominant cultural group b. the only local culture c. a religious subculture d. a pop culture group

Look at this photograph taken during the battle of guadalcanal

Who was the first explorer to sail all the way down the mississippi river