If Someone Somehow Added a Lot More Hydrogen and Helium

Multiple Choice

If someone somehow added a lot more hydrogen and helium to the Sun (say 50% more than it has now) , what would happen to it?

A) It would cease to exist as a star because it would be too diffuse and fluffy.
B) It would increase in size and float away.
C) It would begin to evolve much more quickly than it is now.
D) It would explode as a supernova.
E) Its nuclear reactions would slow down because its heavy element abundance would be relatively less.