For each sentence, choose a historical detail that helps clarify your understanding from the drop-down list.
"[T]he entire East Side had become . . . [a] mass of humanity that clogged the sidewalks."
"Speakers would have to
report the progress of the strike back to the workers."

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 .