Directions: The question is designed to test your ability to use the right prefix. Add a prefix so that the word conveys the meaning given in the brackets. Choose the most appropriate answer from the alternatives given below to complete the word by adding a prefix.She is taking ________depressant drugs since her break-up. (Any class of drugs used to treat depression which often have undesirable side effects)

• A. un
• B. in
• C. ante
• D. anti