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Why is it so difficult to study the center of our galaxy?a.The center of the galaxy is too far away for radiation to be detected by telescopes.b.Light from the center is lost in the glow of emission nebulae in this direction.c.Interstellar dust blocks almost all light before it reaches Earth.d.The center of the galaxy puts out very little radiation and is too dim to study.e.The exact position of the center is not known.
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