In the word processing document below, a wrongly spelt word has been underlined automatically. The tool that flags a wrongly spelt word like this is the
Word Processing
Answer: A. Spell checker.
When you type a word that is not in its dictionary, the spell checker marks it — usually with a red wavy underline — and can suggest the correct spelling. AutoCorrect automatically changes common typos as you type (it does not just flag them), Find and Replace searches for text you choose, and the grammar checker flags grammar or sentence problems (with a different underline), not spelling.