Answer:
my dad. he saved a mans life before he almost killed himself
Explanation:
Out of your 3 possible answers, B. ones' is the correct one and I will explain why. Answer A is a contraction of one and is. When you put "one is" into the blank space you can tell that it is not right. Answer C is incorrect because when you place an apostrophe after an s it is implied that there should be another s that follows and so you do not need to put it there. This means that answer B is correct since it doesn't have the extra s.
I think its d - BUT I may be wrong - please let me know!
A theory about poetry is that pens to two one or two people are never the same. ( add on ) Hope this helps