Multiple choice Directions: Find out the word that is correctly spelt. Knok-out Knock-out Knok-oaut Knockouate Reveal answer Fill a bubble to check yourself B Correct answer Explanation The compound word uses 'knock' with a double 'k' followed by 'out'. Options A and C incorrectly spell 'knock' with a single 'k', while D incorrectly spells the full word.