Which statement correctly explains how the Hertzsprung-Russell diagram helps to compare stars?(1 point)

Responses

The Hertzsprung-Russell diagram plots stars according to their luminosity and temperature, which is also associated with spectral class.
The Hertzsprung-Russell diagram plots stars according to their luminosity and temperature, which is also associated with spectral class.

Stars with the highest temperatures appear towards the right side of the Hertzsprung-Russell diagram.
Stars with the highest temperatures appear towards the right side of the Hertzsprung-Russell diagram.

The Sun's high temperature places it to the far left of the Hertzsprung-Russell diagram.
The Sun's high temperature places it to the far left of the Hertzsprung-Russell diagram.

The Hertzsprung-Russell diagram plots stars according to their size and shape.