What is photosynthesis? A. A process during which plants use oxygen to make carbon dioxide. B. A process during which plants use the energy of the sun to make carbon dioxide. C. A process during which plants use glucose to make their own food. D. A process during which plants use the energy of the sun to make their own food.

B.A simple silence if you need mark me has a friend

answer:

convection currents in the magma drive plate tectonics. heat generated from the radioactive decay of elements deep in the interior of the earth creates magma (molten rock) in the aesthenosphere. the aesthenosphere (70 ~ 250 km) is part of the mantle, the middle sphere of the earth that extends to 2900 km.