Mark the letter A, B, C or D on your answer sheet that is best made from the given prompts in the following sentences.
be sure/ good seat/ your tickets / should/ bought/ advance.
A. I'm sure about a good seat for your tickets should be bought in advance.
B. To be sure of a good seat, your tickets should be bought in advance.
C. To be sure of a good seat for your tickets should be bought in advance.
D. To be sure of a good seat, your tickets should be bought advance.