HELP PLS IT'S SUPER EZ

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

What way does renewable energy differ from nonrenewable energy?

The majority of australians live in the w. urban rimx. tropical northy. outbackz. sunshine coast