The oceanic currents are produced by two major factors like the density difference and wind action.
They are fueled by the sun's solar radiation, Coriolis forces that is responsible for the rotation of the planet is also one of the major forces that make the current interact with the landforms.
Difference produced due to high and low density of seawater that is due to the presence of salt contents.
<span> A parallelogram is an object that has four sides and its opposite sides are parallel and are the same size. A trapezoid is an object with four sides and only one pair of opposite sides are parallel the other pair is not.</span>