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Groombridge 34 is an M1 V star. Based on this information, which of the following are true I.Groombridge 34 has a surface temperature that is less than the Sun.
II.Groombridge 34 has a mass that is greater than that of the Sun.
III.Groombridge 34 is less luminous than the Sun.
IV.Groombridge 34 is located near the middle of the H-R diagram.
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