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 1 to 5.

A. the history of journalism 

B. the origin of the national telegraph 

C. how the telegraph network contributed to the expansion of railroads 

D. the contributions and development of the telegraph network