How has the author of A Long Walk To Water used or altered history in the novel? DUE TOMORROW HELP!

The details about the statues, i believe, are that they're carved from blocks of igneous stone, many of them are partially buried under the ground which to preserve and protect them from the harsh environment on easter island, and many of the facial features have washed away. also, the most well-preserved one is at the british museum in london.these are just guesses from what i can see and what i think i read correctly. i'm sorry i couldn't be more .

The correct answer would be sentence 3 and sentence 6 i should know because i just passed the text and got  %100