Concept:Spelling errors often occur in common English words due to silent letters or incorrect vowel combinations.Explanation:The word “Definately” is wrongly spelled. The correct spelling is “Definitely”. This adverb means “without doubt” or “certainly”. All other options—Honest, Beautiful, and Intelligent—are spelled correctly. Honest means truthful, Beautiful means pleasing to the senses, and Intelligent means having high mental ability. Therefore, only option A contains a spelling mistake.Answer:Option A: Definately