Choose the correct word to fill the blank. Stalin was ______ of poor parents.

Born is the correct word.
Borne: The word "borne" is the past tense of "bear," which means "to hold or support, to remain firm under. Example: The distress caused to her was borne of fear. Stalin was borne of poor parents . This is a grammatical error.
Born: Bornis the past participle of the word "birth," which means "to have formed, to have given life." For instance, I was born in Kolkata. "Stalin was born to poorparents." This sentence is grammatically correct and makes sense.