Mark the letter A, B, C, or D on your answer sheet to indicate the cor

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.    

He is a typical OPTIMIST, always looking on the bright side of everything.

• A. A. pessimist
• B. B. introvert
• C. C. extrovert
• D. D. activist

optimist = lạc quan
pessimist = bi quan
introvert = hướng nội
extrovert = hướng ngoại
activist = nhà hoạt động xã hội
=> A