Answer the questions based on information in the Washington Post article Oil Prices Have Nosedived. Why Aren't Airfares Doing the Same? The term fuel hedging refers to signing contracts to pay the same price for fuel for a certain period of time. continually upgrading the airline's fleet to the most efficient planes available. adjusting in‑flight procedures to reduce fuel consumption. buying stockpiles of fuel when the price is low.

The term fuel hedging refers to signing contracts to pay the same price for fuel for a certain period of time.

Explanation:

correct answer is signing contracts to pay  same price for fuel for the certain period of time  as here                                                      

we know Airfares are not Doing the Same                              

because fuel hedging refer   to an  startegy of  fixing  price  for astipulate  period of the time.

so that that term refer to option (a)

the first successful, urban blues recording, selling more than 75,000 copies, was made in year 1920.

mamie smith recorded the first commercially successful example of the urban blues,   with the recording of “crazy blues”."crazy blues" was recorded on august 10, 1920, in new york city. within a month of the release of “crazy blues” it had sold 75,000 copies.

answernaturalistic observation;