A star with a surface temperature of 4000 K and a luminosity of about 10^-2 times that of the Sun is a member of which luminosity class? See Figure 12-10 from the text. A) III, giant B) I, supergiant C) II, bright giant D) V, main sequence

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The Answer of A star with a surface temperature of 4000 K and a luminosity of about 10^-2 times that of the Sun is a member of which luminosity class? See Figure 12-10 from the text. A) III, giant B) I, supergiant C) II, bright giant D) V, main sequence

A Star with a Surface Temperature of 4000 K and a Luminosity