when a star reaches the black hole stage of its life

it is a very old star
it will give off new energy
it will grow in size
it is still a young star

Question

when a star reaches the black hole stage of its life 

it is a very old star
it will give off new energy 
it will grow in size
it is still a young star

gabylovesyou · Answer

A?

anonymous · Answer

(c)

anonymous · Answer

old star is not related as soon as iron is devloped in it's core it will destro:)

anonymous · Answer

so it can take 100years 100000years or much more but it will first expand then shrinks to point having infinite gravity and then boomb:)

gabylovesyou · Answer

@AriPotta ?!

aripotta · Answer

no idear.

aripotta · Answer

sorry :/

anonymous · Answer

i m in astronomical research field that's y i m telling this to you:)

aripotta · Answer

we should trust him with our lives.

gabylovesyou · Answer

lol i swear i think its A............

anonymous · Answer

no  i can give video on it...........

aripotta · Answer

"very old star" isn't really scientific lol

gabylovesyou · Answer

but a black hole is when a star is from old age-death