WHAT IS THE MAJOR POINT THAT THE AUTHOR IS MAKING IN THIS PASS...

Câu 56. What is the major point that the author is making in this passage?A. Niagara Falls can be viewed from either the American side or the Cannadian side.B. A trip to the United States isn’t complete without a visit to Niagara Falls .C. Niagara Falls has had an interesting history.D. It has been necessary to Niagara Falls from the many tourist who go there.