There are two types of lithospheric plates continental granite plates and the dense oceanic plates a. equal
b. less
c. higher

:

The answer is Higher :)

Explanation:

There are two types of lithosphere: oceanic lithosphere and continental lithosphere. Oceanic lithosphere is slightly denser and is associated with oceanic crust, which makes up the sea floor. The lithosphere is divided into huge slabs called tectonic plates.

littering streams           is the answer