How is Einstein's famous equation,E= mc²,important in understanding the Sun?
A) It explains the fact that the Sun generates energy to shine by losing some 4 million tons of mass each day.
B) It explains why the Sun's surface temperature is about 6,000°C.
C) It explains why the Sun is so massive.
D) It explains why the Sun has a magnetic field strong enough influence the atmospheres of the planets.
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