Question

Ok i just wants to meke sure if this is grammatically correct.

Here is the phrase:

"The personal growth throughout one's life"
or is it
"The personal growth throughout ones life"
or is it
"The personal growth throughout ones' life"

I know basic possessive rules. But I'm confused on this one however
Writeacher
The first one is correct.

bobpursley
https://brians.wsu.edu/2016/05/19/ones-ones/