What region is known for low ,flat, plains?

If scientists only detect p waves in a certain layer of earths interior what does that tell us?

I’m his published 95 theses, martin luther protested against? a-the selling of indulgences within the catholic church b-the belief in predestination c-the worshipping of statues of saints d- the catholic church focus on faith as the sole means of salvation

Unlike other andean nations, chile has a relatively small population of mestizos people of european descent indians people of asian descent