Why will an an astronaut footprint last for so long?

Brainliestttme : ) how are developed nations and developing nations similar? both have membership in multinational groups. both experience high death rates. both experience low infant mortality rates. both have high per capita income.

Which was not characteristic of rome's two-hundred-year pax romana? oppression independence stability peace

Who was a leader of the soviet union. a) winston churchill b) fidel castro c) harry truman d) mikhail gorbachev