Examine the image of the Hertzsprung-Russell diagram. Which characteristic describes the stars indicated by the arrow in the image? cool hot large small

Small and cool.

Explanation:

In a Hertzsprung russel diagram the diagonal with a negative slope is the main sequence, and it begins with the hottest stars at the top until they cool at the bottom.  The other diagonal represents size, with supergiants being the largest and white dwarfs being the smallest.

b. lithosphere, asthenosphere, mesosphere   is the answer most likely