Florida has 1,350 miles of coastline or shoreline.
California has 840 miles of shoreline.
Texas has 367 miles of shoreline.
Massachusetts has 192 miles of shoreline.
So the correct answer is Florida.
Because one might have other minerals in it as well
It would help to attach a picture or explain the question better. How else are we supposed to know the places the question is talking about?
The Nile river is the longest river in the world, followed by the Amazon river which is the second longest.