When a Star Burns Hydrogen in a Shell, How Does

Multiple Choice

When a star burns hydrogen in a shell, how does the energy released compare with when the star burned hydrogen in the core?

A) There will be an equal amount of energy produced.
B) There will be less energy produced.
C) There will be more energy produced.
D) There will be more energy produced only if the star's mass exceeds that of the Sun.
E) There will be less energy produced only if the star's mass is less than that of the Sun.