Multiple choice

In 2002 major overhauls were performed on fifteen percent of roadway buses by transport companies that had been built in the 1990s and that remained in operation. However, only seven percent of the buses manufactured in the 1980s were overhauled.

Which one of the following, if true, best explains the lower percentage of overhauls for the 1980's?

  1. Government regulations require all buses, regardless of age, to pass an annual inspection.

  2. New buses tend to receive better care than do older ones.

  3. Transport companies are more likely to retire older buses than authorize the large expenditures usually required to repair them.

  4. Buses built in the 1980s had a much simpler design that made them less complex than the later ones.

  5. None of these
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The correct answer choice will explain why a lower percentage of buses were overhauled from the 1980s than from the 1990s. This choice shows that the trains from the 1980s were more likely to be retired than overhauled.

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