What is the main cause of earthquakes? A. large ocean waves called tsunamis
B. movement of tectonic plates
C. erosion of topsoil by rivers
D. animals burrowing underground

B. the movement of tectonic plates.

Explanation: because the plates keep ground stable

b. movement of tectonic plates

Explanation:

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as resources become scarce because of population growth, the growth decreases after few years due to lack of resources and food.

answer'(basidium)the spore--bearing structure of a basidiomycete is called a basidiocarp; ///