Athesaurus can a. increase the quality of your work c. to avoid repeating words b. you add creativity to your written work d. all of these

A thesaurus is a book that gives synonyms and antonyms for words that you look up. So, by looking up a word and finding better replacements, it can increase the quality of your work, help avoid repeating words, and help you add creativity. So, the answer is all of these.