Which u. s state is closest in size in comparison to austria? i believe it's south carolina but correct me if im wrong : p

The difference(s) between the grand canyon and valles marineris is/are: (a) the grand canyon was formed by water, but valles marineris was not. (a) valles marineris is much longer than the grand canyon. (c) valles marineris is much wider than the grand canyon. (d) valles marineris has large volcanoes near it. all of the above

Which of the following is an example of relocation diffusion

Heyi am new to are you all americans? ( just want to know , i don't mean any offence ) ?