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The Star Named Circini Has the Spectral Type and Luminosity

question 25

Multiple Choice

The star named Circini has the spectral type and luminosity class of O 8.5 V. Based on this information, which of the following are true? The star named Circini has the spectral type and luminosity class of O 8.5 V. Based on this information, which of the following are true?   A)  I & II B)  II & IV C)  II, III, & IV D)  I, II, & III E)  I, II, III, & IV


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