試題詳解

46. What is the main idea of the passage?
(A) The Dow Jones Industrial Average Index was first published in The Wall Street Journal.
(B) The Wall Street Journal has gone national as its regional editions have become available.
(C) Dow, Jones & Co. expanded a handwritten news bulletin into one of the world’s trustworthy financial newspapers.
(D) Bribing newspaper reporters with stock or stock market tips was a common way for companies to obtain positive reports.