After a massive-star supernova, what is left behind?

a.always a white dwarf

b.either a neutron star or a black hole

c.always a neutron star

d.either a white dwarf or a neutron star

e.always a black hole

Respuesta :

the answer is D. it will end up having a supernova producing a white dwarf or a neutron star. if it is massive enough, it will end up being a black hole. but that is in a different answer that didnt iclude white dwarf and a neutron star