Question

What do river carry long with

Answer 1

River carries sediments of rocks , soil etc it also takes dirt , germs , and alot of salt with it .

Answer 2

Hello there...
River is an agent of gradation, so it carries ex-situ or transported soil particles along with it. For example, Alluvium soil and Loess (in China).

It also carries rock particles and dust materials, silica (sand), etc.