So Eden sank to grief, So dawn goes down to day

Are these independent or dependent clauses? I need to know why they are independent or dependent clauses.

In the excerpt above, what can be inferred by the statement, "the dillingham had been flung to the breeze during aformer period of prosperity.?

Which graphical source would best show the average voting age of americans, organized by income? a.schematics b.infographic c.map d.chart

Ead this sentence from the evolution of useful things.the underlined phrases indicateaaking waterproof sandpaper would allow wet sanding,which in turn would cut down on dust, and thus be a greatmprovementpassing of timea directional change of positiona cause-and-effect relationshipsequence of events.save and exitmark this and retur