Which of These Statements About Geographical Adjustments to Price Is

Which of these statements about geographical adjustments to price is most accurate?

A) In FOB origin pricing, the seller selects the mode of transportation.
B) In FOB with freight-allowed pricing, the buyer subtracts the transportation costs from the list price.
C) Multiple-zone pricing is sometimes referred to as "spider web" pricing.
D) Basing-point pricing seems to have been used in industries where freight expenses are only a minor part of the total cost to the buyer.
E) Geographical adjustments can be subject to government regulation if the firm cannot supply objective data (lists of mountains, rivers, weather conditions, etc.) explaining why those adjustments need to be made.