Question

causeway means :
a road that is raised above water, marshland, or sand
a belt of parks or rural land surrounding a town or city
a place at a fair or carnival where sideshows are located
a junction where one street or road crosses another

Explanation:

The word "causeway" refers to a road that is built above water, marsh - land, or sand to provide passage. The other options describe different geographical or event - related features.

Answer:

a road that is raised above water, marshland, or sand