Which passenger mode of transportation had the greatest percentage increase in miles between 1990 and 2006?

Question

Quizplus · Accepted Answer

According to the given data, air transportation had the greatest percentage increase in miles between 1990 and 2006, from approximately 362 billion miles to approximately 656 billion miles, which is an increase of around 81%. The other modes of transportation had much lower percentage increases, with buses and rail both increasing by less than 10%, and auto increasing by around 29%. Therefore, the best choice is A) Air.

Which Passenger Mode of Transportation Had the Greatest Percentage Increase