A. Although the city is very small B. Because the city is so small C. If the city is small D. While the city is so smallĐoạn văn81/83Mark the letter A, B, C, or D on your answer sheet to indicate the correct option that best fits each of the numbered blanks from 78 to 83.Although the city is very small Because the city is so small If the city is small While the city is so smallGiải thíchChọn đáp án B