单项选择题


Questions 15 to 17 are based on the following passage. At the end of the passage, you will be given 15 seconds to answer the questions.
Now listen to the passage.
Which is NOT the effort that the rail companies do to change their image

A.They took steps to minimize damage to products.
B.They increase their shipping capacity.
C.Reduced their lines by 1/3.
D.They begin to take less care for the customer’s products.