so regardless of who owns them, they can be reproduced, and probably are. So in many senses there is no deleting them.
Also, don't understand why you wanted to delete. Despite its problematic policies, SO is an important public resource and I assume so were your answers on it...
Do note that your posts on SO are published with a CC-BY-SA 4.0 license:
https://stackoverflow.com/help/licensing
so regardless of who owns them, they can be reproduced, and probably are. So in many senses there is no deleting them.
Also, don't understand why you wanted to delete. Despite its problematic policies, SO is an important public resource and I assume so were your answers on it...