On the H- R diagram, red supergiants like Betelgeuse lie
A) at the bottom left.
B) at the top left.
C) at the top right.
D) at the bottom right.
E) They can't be plotted, for they are not main sequence.

Question

Quizplus · Accepted Answer

Red supergiants like Betelgeuse are very luminous and cool stars, which places them at the top right of the Hertzsprung-Russell (H-R) diagram.

On the H- R Diagram, Red Supergiants Like Betelgeuse Lie