Can someone please help me asap?

Which phrase best describes surface currents? 1. up-and-down ocean movement caused by wind 2. waves that hit the shore at an angle and transport sand 3. streams of warm water flowing through the ocean and caused by wind 4. waves that approach the shore and cause their crests to fall into their troughs

The deserts of the sahara and australia are associated with

What is the correct term for an area of rotating currents in an ocean? when ocean currents combine, they create an area of rotating currents called an