Which is a diagonal through the interior of the cube? in a quiz please help ASAP

What do the capital cities of lebanon, kuwait, qatar, united arab emirates, and oman have in common? they are all inland cities. they are all coastal cities. they are all have “stan” in their names.

Distance that lewis and clark traveled from st. louis to ft. clatsop near the pacific ocean.

Where the main factor that enabled the growth of cities and civilizations was the existence of