During her speech, Elaine rushed her delivery and completely forgot to click through and reference her visual aid. She would have benefited from

Not rushing and slowing down and going through and explaining each slide

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 .