Read the following passage and mark th...

Câu hỏi: Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions from 28 to 34.

A. The development of trade routes through United States cities

B. Contrasts in settlement patterns in United States

C. Historical differences among three large United States cities

D. The importance of geographical situation in the growth of United States cities