Multiple choice general knowledge math & puzzles The man who has committed such a serious crime must get the mostly severe punishment. be getting the mostly severely get the most severe have got the most severely have been getting the severe most No correction required Reveal answer Fill a bubble to check yourself B Correct answer Explanation The superlative form of the adjective 'severe' is 'most severe'. 'Mostly' is an adverb meaning 'mainly' and is grammatically incorrect when modifying a noun to show degree in this context.