What is the same meaning of location value? （） Different value。 Different value of same goods at the different place。 Different goods。 Different value of different goods at the same place。
（）creates time value. Transportation。 Good flow。 Different location。 Storage。
What is the meaning “cost-effective”? （） cost reduce。 cost increase。 effective。 efficient。
Motor transport has the biggest market share in the paragraph. Is it true or not （） Yes。 Depend。 Not clear。 No mention。
How long is the economic distance for motor? （） 750 miles。 1000km。 1000 miles or less。 200 km。
（）is the disadvantage for air transportation?
