The star named Sheat is of M2 II spectral type and luminosity class. Based on this information, which of the following are true? I. Sheat has a surface temperature less than the Sun. II. Sheat has a diameter that is greater than that of the Sun. III. Sheat is more luminous than the Sun. IV. Sheat is located near the upper left-hand corner in the H-R diagram

a. I & II
b. II & IV
c. II, III, & IV
d. I, II, & III
e. I, II, III, & IV


d

Physics & Space Science

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