Consider a Group of Stars with Masses Up to 8

Multiple Choice

Consider a group of stars with masses up to 8 times the mass of the Sun. Stars of which masses will end up as pure helium?

A) less than 0.4 M_Sun
B) 0.4 M_Sun to 2 M_Sun only
C) 2 M_Sun to 8 M_Sun only
D) all stars 0.4 M_Sun to 8 M_Sun