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.    

This camera is too expensive for me. Can you show me ……… inexpensive one?

• A. A. a
• B. B. an
• C. C. the
• D. D. several

inexpensive one: danh từ chưa xác định, bắt đầu bằng nguyên âm => dùng "an"