Which of the following spectral types is more likely to be a flare star?
A)KIII
B)MV
C)GV
D)I
E)BII

Question

Quizplus · Accepted Answer

Flare stars are typically cool, small, dim stars that can undergo dramatic increases in brightness for a few minutes. The spectral type MV corresponds to M-type main-sequence stars, which are known to include many flare stars. Other options represent different types of stars that are not typically associated with flare activity.

Which of the Following Spectral Types Is More Likely to Be