Is it longer to take a plane to newyork or aisa

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

The point where two air masses meet is called a

Maria is going to a hiking trip this weekend. she has been busy shopping for the trip. which of these items that she bought are a want for her?