Explanation:

- Option 1: Benigne

* This is an incorrect spelling. It seems to be a misspelling of "benign."

- Option 2: Bennine

* This is not a correct spelling of any English word. It may be a typographical error or confusion with another word.

- Option 3: Benine

* This is incorrect in the context of trying to spell "benign." It may be a phonetic error.

- Option 4: Benign

* This is the correct spelling. "Benign" is an adjective used to describe something gentle or harmless, often used in medical contexts to describe non-cancerous tumors or conditions.