Answer:
the long term, the U.S. standard of living has improved. Still, there are some vital numbers to watch. After five years of the poverty rate going down in the U.S., it rose in 2020. The official U.S. poverty rate was 10.5% in 2019, but in 2020 it was up to 11.4%.
first blank: farsightedness (hyperopia)
second blank: nearsightedness (myopia)
It's 7 kilometres from earth in light years