Magma that erupts onto the surface of the volcano is called
o
a. lava
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b. tephra
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c. viscosity
o
d. pyroclastic flow

Compared with the land in the highlands, the lowlands region of england a) rockier and more difficult for farmingb) the center of business and industryc)richer in coal reservesd)covered by more fertile farmland d) covered by more fertile farmland