After a supernova explosion the core may become a ?

The supernova occurs after fusion begins to pile up iron in the high-mass stars core. ... In the instant that gravity overcomes degeneracy pressure, the core collapse and the star explodes. The expelled gas may be visible for a few thousand years as a supernova remnant.

the answer is a)

mark brainliest

u can delete ur account.

1. go on google and write

2 open this and click on your profile pic and if your profile is not appearing, then u have to log in.

3. when u click on your profile pic, there appears four options on the top.

4. click on the 1st option and scroll down and go at the bottom.

5. click on edit profile.

6. there appears a option 'prefernces' and at that option at the right side , 'edit' is written.

7. click on the edit option.

8. there is a option " i want to delete my account" and click on that.

hope this u

and ur welcm

: )